53% discount
2 Packs 6-in-1 Detector, Plug-in with Magnetic Base and Backup Battery, Large LCD Display, Audible/Visual Alarms for Home, Kitchen, Garage and RV
6-in-1 Multi-Function Detector: Featuring high-precision sensors and a 3D porous design, this detector provides sensitive and accurate monitoring of temperature, humidity, and other environmental conditions. Built-in rechargeable battery and magnetic base, this portable detector offers continuous, portable safety monitoring—and continues to function even during power outages.
$ 149.99
free delivery
19% discount
Safe T Alert - Dual LP/CO Alarm - Flush Mount Black - 35-742-BL
DUAL PROPANE & CO DETECTION – Patented Double-Duty Alarm upgrades your RV’s safety by combining Propane Gas and Carbon Monoxide detection in one unit. Replaces single 12V propane alarms without extra wiring or modifications.
$ 92.99
free delivery
41% discount
Vilfet 5-in-1 Carbon Monoxide Detectors, Natural Gas Leak Detector, Plug-in & Battery Backup Portable Co Detector, Co Gas Temp Humidity Sensor, HD Display Screen Vilfet, 1-Pcs, Black
5-in-1 Detectors – Real-time monitoring of carbon monoxide(PPM), combustible gas (%LEL), temperature(°F), humidity(RH%) and Backup Battery.
$ 63.97
free delivery
14% discount
First Alert BRK Combination Smoke & Carbon Monoxide Alarm, Battery Operated Detector with Test & Silence Button, SMICO100, 1-Pack
First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
$ 51.99
free delivery
15% discount
First Alert SMCO210 Sealed 10-Year Battery Combo Smoke and Carbon Monoxide Detector with Slim Profile Design
Reliable Detector: The First Alert SMCO210 Sealed 10-Year Battery Combo Smoke and CO alarm provides reliable 2-in-1 protection against both smoke and carbon monoxide in an easy to install detector
$ 70.12
free delivery
Kidde Smart Smoke and Carbon Monoxide Detector, Ring App Enabled for Real-Time Notifications, Hardwired Alarm, AA Backup Battery
Double the Detection: Alerts you to both smoke and carbon monoxide (CO)
free delivery
40% discount
First Alert Carbon Monoxide Detector Alarm|No Outlet Required with Digital Display and Peak Memory, Battery Operated, CO410 , White
Keep your family safe with this easy to use digital display, battery operated carbon monoxide alarm; battery powered alarms provide continuous monitoring of CO levels, even if there's a power failure
$ 57.99
free delivery
40% discount
Carbon Monoxide Detectors Plug in 5-in-1 Natural Gas & Smoke Alarm with LCD Display, Monitors CO, Gas, Smoke, Temp & Humidity, Portable CO Detector Backup Battery for Home/RV/Office 1-PCS
【5-in-1 Advanced Detection with Real-Time Data】:The 5-in-1 carbon monoxide detectors plug in detector monitors CO, combustible gas, smoke, temperature, and humidity simultaneously. This CO alarm features a high-definition screen that displays dynamic data, refreshing every 2 seconds for quick and accurate readings.Equipped with dual sensors and dual alarm functions, it can issue alarms quickly and accurately.
$ 59.99
free delivery
First Alert SC5 Hardwire Smart Smoke & Carbon Monoxide Alarm, SMCO600NV-AC, 1-Pack
Compatible with Google's Nest Protect Alarm
free delivery
SimpliSafe Smoke & Carbon Monoxide Detector
Instant alerts - even when you’re not home - Get alerted to dangerous levels of smoke or CO in your home in real time on your phone with the SimpliSafe app.
free delivery
10% discount
First Alert Combination Smoke & Carbon Monoxide Alarm, Battery-Operated Detector with Slim Profile Design, SMCO200, 1-Pack
First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
$ 51.99
free delivery
Kidde Carbon Monoxide Detector with 10-Year Battery, 3 LEDs, Replacement Indicator, Test-Reset Button
Electrochemical sensor technology detects CO gas
free delivery
33% discount
U UNNI CO2 Monitor Carbon Dioxide Detector for Home, 3 Adjustable Volume for Alerts & 3 Adjustable Backlight, Photoacoustic Sensor for Temperature Humidity & Indoor Air Quality Monitor
CARBON DIOXIDE DETECTOR for HOME, SWITCH °C/°F – Great item for any home to monitor the weather and air quality! Real-time CO2 value, temperature and humidity, CO2 history chart, CO2 Concentration range, 3 Adjustable Volume for Alarm Setting & 3 Adjustable Backlight, Max/Min Data, Low battery indicator.
$ 59.99
free delivery
33% discount
SITERWELL Plug in Carbon Monoxide Detector 10 Year Battery, CO Alarm Detector with Electrochemical Sensor and Sound Warning, AC Powered Portable Carbon Monoxide Detector for Home Office Travel,4-Pack
HIGH ACCURACY: Equipped with an advanced electrochemical sensor, this detector accurately detects carbon monoxide levels, full protection for your family. Providing an audible warning in excess of 85 decibels.
$ 119.99
free delivery
First Alert SC5 Battery Smart Smoke & Carbon Monoxide Alarm, SMCO600NV, 1-Pack
Compatible with Google's Nest Protect Alarm
free delivery
18% discount
MSA 10092522 ALTAIR Single-Gas Detector - (CO) Carbon Monoxide (Low: 25ppm, High: 100ppm), Color: Black, Portable Gas Monitor, Durable, UL Standard-Approved
MAINTENANCE FREE: High-capacity two-year (1080 alarm minutes) battery, no sensor or battery changes necessary, built-in gas delivery adapter to eliminate additional accessories
$ 276.00
free delivery
23% discount
First Alert Combination Smoke & Carbon Monoxide Alarm, Interconnect Hardwire Detector with Battery Backup, SMICO100-AC, 1-Pack
First Alerts Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
$ 64.99
free delivery
29% discount
4 Pack Combination Photoelectric Smoke Alarm and Carbon Monoxide Detector Battery Operated with Digital Display
【Alarm and LED Indication】 Smoke and carbon monoxide detector has a real-time smoke and CO concentration on LCD display, once smoke or CO reaches its dangerous level, sensitive carbon monoxide alarm will give out both sound alert and red LED flash alarm, sound will be louder than 85 decibels.
$ 85.99
free delivery
Kidde Hardwired Carbon Monoxide Detector with 9-Volt Battery Backup, 3 LED Indicators
Electrochemical sensor technology detects CO gas
free delivery
First Alert Combination Smoke & Carbon Monoxide Alarm, Battery Operated Detector with Test & Silence Button, SMCO100, 1-Pack,White
First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
free delivery
28% discount
6 Packs, 2 in 1,Smoke Carbon Monoxide Detector,Carbon Monoxide Detectors/Smoke Alarm,85 dB Alarm,Large Screen Readout,Test Button,Battery Operated, Work State LED Flash,Easy Install
Comprehensive Protection: This smoke & carbon monoxide alarms combine the power of two important safety features in one device to protect your family from both smoke and carbon monoxide dangers
$ 99.15
free delivery
First Alert BRK Carbon Monoxide Detector, Hardwired Alarm with Battery Backup, CO5120BN, White
Plastic
free delivery
14% discount
Kidde Smoke Detector, Hardwired with 10-Year Battery Backup, Interconnectable, LED Status Lights, 85 dB Alarm, 5-inches, 20SA10, 1 Pack
SMOKE DETECTION: Model 20SA10 features advanced sensing technology that detects smoke over 25% faster*; sounds a loud 85-decibel alarm with red LED light for clear visual warnings; suitable for homes
$ 41.97
free delivery
26% discount
3 Packs Plug in Explosive-Gas & Carbon-Monoxide-Detectors,Hembisen 4-in-1 Carbon Monoxide Alarm,Natural Gas Leak Detector with °F & Humidity 4 Sensors for Home,RV,Apartment
【3 Packs Upgrade Plug-in Combination Gas & Carbon Monoxide Detector】 Plug and play, easy to install, 4-in-1 sensor, real-time monitoring display and alarm.
$ 99.99
free delivery
29% discount
FIRST ALERT BRK SC9120B-3 Hardwired Smoke and Carbon Monoxide (CO) Detector with Battery Backup, White, Pack of 3
Keep your family safe with this 3-pack of hardwired smoke and carbon monoxide alarm; The battery backup means constant monitoring, even if there's a power failure
$ 209.99
free delivery
Kidde Hardwired Carbon Monoxide Detector with 9-Volt Battery Backup, Digital LED Display 5.75 diameter x 1.8 depth
Carbon monoxide alarm operates on a 120V wired power source with a 9-Volt alkaline battery (included)
free delivery
26% discount
NICGOL 4 in 1 Upgraded Natural Gas Leak Detector and Carbon Monoxide Detectors, Dual Sensor Gas Leak Detector & Carbon Monoxide Detectors Plug in (Temperature & Humidity) for Home, RV (Black)
NICGOL 4-in-1 Advanced Detection: This upgraded 4-in-1 gas & carbon monoxide detector combines sensors for natural gas, carbon monoxide, temperature, and humidity in a single compact device. Features dual sensors and dual alarms for fast, accurate alerts. Detects CO, coal gas, and more.
$ 49.97
free delivery
First Alert CO710 Carbon Monoxide Detector with 10-Year Battery and Digital Temperature Display , White
Keep your family safe with this easy to use digital-display, 10-year battery operated carbon monoxide alarm; Battery powered alarms provide continuous monitoring of CO levels, even if there's a power failure
free delivery
Kidde Carbon Monoxide Detector, Plug-In with 9V Battery Backup, Digital Display, 85 dB Alarm, LED Status Light Indicators, 3rd Edition
Easy Installation - simply plug-in to a standard, 120V outlet in your home
free delivery
22% discount
Carbon Monoxide Detectors and Natural Gas Detector, 4-in-1 Upgraded Carbon Monoxide Detectors Plug in, Gas Leak Detector with Dual Alarms, Temperature & Humidity Sensor for Home, RV, Black, 2 Packs
Four-in-one Function Detection: Carbon monoxide detector and natural gas detector in one, with sensors for CO, gas, temperature, and humidity. Dual sensors and alarms ensure fast, accurate alerts to protect family safety.
$ 80.99
free delivery
20% discount
2 Pack Smoke and Carbon Monoxide Detector,Smoke Detector Carbon Monoxide Detector Combo with Batteries,Fire Alarm Smoke Detector with Test Button and Digital Display
Two Sensors: Carbon monoxide detector smoke alarm has a 2-in-1 dual sensors, photoelectrical and electrochemical sensors. They work separately, no matter which one reaches their dangerous concentraion, combination smoke carbon monoxide alarm detector will go off with red led flashing
$ 48.99
free delivery
20% discount
2 Packs Combination Natural-Gas and Carbon-Monoxide-Detector,Koabbit 4-in-1 CO/LPG/LNG Explosive Gas Detector Alarm with Temperature(°F) & Humidity for Home,RV,Hotel,Apartment
【Koabbit 4-in-1 Upgraded Gas & Carbon Monoxide Detector】Designed with a large digital display, it detects and displays temperature, humidity,natural gas and carbon monoxide levels in real time for your peace of mind
$ 69.99
free delivery
21% discount
Kidde Ultra-Sensitive Carbon Monoxide Detector for Pets, Health, or Medical Conditions, Battery Powered with Digital Display, UNIT
Electrochemical sensor will detect low levels of CO (below 30 PPM) for family members or pets, specifically those who have medical conditions
$ 101.42
free delivery
20% discount
SUNPOW 6-in-1 Carbon Monoxide Detectors Plug in, Natural Gas Leak Detector with Smoke Alarm and Battery Backup, Combustible Gas Sniffer with Temp & Humidity Monitor for Home/RV/Travel
6-IN-1 PROFESSIONAL PROTECTION: Combines carbon monoxide detection, natural gas leak detection, combustible gas detection, smoke monitoring, temperature tracking, and humidity sensing + battery backup in one powerful device. See everything that matters for home safety! Saves space and money versus multiple detectors.
$ 49.99
free delivery
6% discount
Kidde Smoke Detector & Carbon Monoxide Detector Combo with 10-Year Battery,White
2-in-1 Detection - Smoke & carbon monoxide detector combo alerts you to both smoke & fire events as well as poisonous, CO gas in a single device
$ 52.94
free delivery
18% discount
Smoke and Carbon Monoxide Detector, 2 in 1 Smoke Detector, LED Warning Light Indicators, 10 Year Battery (White), 4 Pack
2-in-1: 360° highly sensitive chip, this combination smoke and carbon monoxide detector can detect the threat of these two gases. Not single-function carbon monoxide detectors or smoke detector
$ 99.99
free delivery
7% discount
Kidde Smoke and Carbon Monoxide Detector, Hardwired with 10-Year Battery Backup, LED Status Lights, Interconnected, 85 dB Alarm, 5 inches, 30CUA10, 1 Pack
2-IN-1 DETECTION: Detects both smoke and carbon monoxide with advanced sensing technology engineered for over 25% faster smoke detection*; features an 85-decibel alarm with red LED light for clear visual and audible warnings; suitable for homes
$ 74.97
free delivery
6% discount
Kidde Hardwired Smoke & Carbon Monoxide Detector, AA Battery Backup, Voice Alerts, Interconnectable, LED Warning Light Indicators, 2 Pack
2-IN-1 DETECTION: Alerts you to both smoke & carbon monoxide (CO) using a single, cost-effective detector
$ 111.59
free delivery
First Alert BRK SC-9120B Hardwired Smoke and Carbon Monoxide (CO) Detector with Battery Backup
Superior carbon monoxide sensor and dual ionization smoke alarm
free delivery
18% discount
Kidde Smoke and Carbon Monoxide Detector, AA Battery Powered with LED Status Lights, 85 dB Alarm, 5 inches, 30CUDR, 1 Pack
2-in-1 DETECTION: Model 30CUDR detects both smoke and carbon monoxide and features advanced sensing technology with over 25% faster smoke detection*; sounds a loud 85-decibel alarm with red LED light for clear visual warnings; suitable for homes
$ 60.92
free delivery
18% discount
First Alert BRK SMICO110, 10-Year Battery Combination Smoke & Carbon Monoxide Alarm, 1-Pack
First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency.
$ 49.99
free delivery
15% discount
2 Packs Gas & Carbon Monoxide Detectors - Plug in Carbon Monoxide Detector & Propane, Natural Gas Detector, CO Monitor Alarm & Explosive Gas Detector Alarm for Home,RV
【2 Packs Upgraded Combination Gas & Carbon Monoxide Detector】Plug-and-play, LCD digital display, easy to install.
$ 59.99
free delivery
13% discount
Hembisen Combination Natural-Gas and Carbon-Monoxide-Detector Plug-in, 4 Sensors with Carbon Monoxide Alarm,°F & Humidity,Explosive Gas Detector Alarm for Home,RV,Apartment
【Hembisen Upgrade Plug-in Combination Gas & Carbon Monoxide Detector】 Plug and play, easy to install, 4-in-1 sensor, real-time monitoring display and alarm.
$ 39.99
free delivery
15% discount
Kidde Carbon Monoxide Detector, 10-Year Battery Powered, Digital Display, LED Status Indicators, 85 dB Alarm, 3rd Edition
Electrochemical sensor technology detects CO gas & sounds an 85-decibel alarm
$ 52.97
free delivery
13% discount
2 Pack 4 in 1 Plug in Carbon Monoxide Detectors & Natural Gas Combination Built-in Backup Battery & 2.1'' HD Screen [CO Gas Temp Humidity] Propane Methane Combustible Gas Alarm for Home/Travel(White)
【Multi-Function Display】This carbon monoxide detectors digital screen shows Combustible Gas Concentration, CO levels in PPM, temperature in Fahrenheit, and humidity percentage with clear icons for easy monitoring
$ 45.99
free delivery
5% discount
X-Sense Smoke Detector Carbon Monoxide Alarm Combo, 10-Year Non-Replaceable Battery, Not Hardwired, UL 217 & UL 2034 Certified, Model XP0H-SN, 1-Pack
Please Note: The XP0H-SN is a basic standalone unit; does not support wireless interconnection, does not have Wi-Fi, and cannot be used with a base station; for an interconnected version, search for XP0H-WN
$ 39.99
free delivery
Kidde Smoke & Carbon Monoxide Detector, AA Battery Powered, LED Warning Light Indicators, 1 Pack
2-in-1 Detection - Smoke & carbon monoxide detector combo alerts you to both smoke & fire events as well as poisonous, CO gas in a single device
free delivery
First Alert SMICO105-AC, Interconnect Hardwire Combination Smoke & Carbon Monoxide Alarm with 10-Year Battery Backup, 3-Pack
First Alerts Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
free delivery
10% discount
2 Pack Smoke Detector Carbon Monoxide Detector Combo with LED Indicator Lights, LCD Display & 85dB Alarm, Battery-Operated Smoke Alarm and CO Detector for Home, Kitchen, Basement, Bedroom, Office
Equipped with photoelectric and electrochemical sensors, this carbon monoxide detector smoke alarm delivers quick and accurate alerts for both fire and carbon monoxide threats
$ 48.99
free delivery
12% discount
Kidde Carbon Monoxide Detector, Plug In Wall with 9-Volt Battery Backup, Digital LED Display - 2 Pack
Easy Installation - simply plug-in to a standard, 120V outlet in your home
$ 101.17
free delivery
9% discount
Kesymo Upgraded Smoke and Carbon Monoxide Detector 10-Year Lifespan, Dual Sensor Smoke Alarm & Carbon Monoxide Detector (3 Pack)
【Upgraded Dual Sensors, 10-Year Lifespan】 Equipped with advanced photoelectric smoke and electrochemical CO sensors, this 2-in-1 detector provides faster and more accurate alerts against smoke and carbon monoxide. Unlike ordinary alarms with only 3-year sensors, ours last up to 10 years, giving your home longer-lasting protection from two deadly threats.
$ 63.99
free delivery
10% discount
GasDoc DS-399PRO Carbon Monoxide and Carbon Dioxide Detectors, 4-in-1 Portable CO2 & CO Detector with Audible & Visual Alarm, Rechargeable CO & CO2 Meter for Home, Travel, Camping, Car, 72H Standby
4-in-1 CO & CO2 Detector: The DS-399PRO is a versatile 4-in-1 detector that measures carbon monoxide (CO) levels from 0 to 1000 PPM and carbon dioxide (CO2) levels from 400 to 5000 PPM. Whether at home or on the go, it ensures that the air you breathe is safe, protecting both you and your loved ones. Additionally, the detector monitors real-time temperature and humidity, providing you with environmental data, making it ideal for everyday use
$ 49.99
free delivery
10% discount
Kidde Carbon Monoxide Detector with 10-Year Battery, Digital Display, 3 LEDs, Replacement Indicator, Peak Level Memory, 2 Pack
Electrochemical sensor technology detects CO gas & sounds an 85-decibel alarm
$ 99.97
free delivery
9% discount
4 Pack Combination Smoke and Carbon Monoxide Detector Battery Operated, Travel Portable Photoelectric Fire&Co Alarm for Home, Kitchen
Easy Installation: Can be installed in several minutes. Coming with screws and bracket. Powered by battery(included), it will not be affected by power outage. When an intermittent "chirp" accompanied by a red LED flash every 32 seconds indicates a low battery.
$ 66.99
free delivery
10% discount
Kidde Smoke and Carbon Monoxide Detector, Hardwired with AA Battery Backup, Voice Alerts, Interconnectable, LED Status Lights, 85 dB Alarm, 5-inches, 30CUAR-V, 3 Pack
2-in-1 DETECTION: Model 30CUAR-V detects both smoke and carbon monoxide with advanced sensing technology engineered with over 25% faster smoke detection*; features a red LED light for clear visual notification suitable for homes
$ 196.97
free delivery
First Alert SMCO210, 10-Year Sealed Battery Combination Smoke & Carbon Monoxide Alarm with Slim Profile Design, 1-Pack
First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency.
free delivery
Kidde Hardwired Smoke & Carbon Monoxide Detector, Battery Backup, Interconnectable, LED Warning Light Indicators
Fire & CO Detector in 1 unit with alert modes, LED lights, & voice alarm, that states, "Fire! Fire!", "Warning! Carbon Monoxide!", or "Low Battery!"
free delivery
7% discount
AEGTEST AGT-2000 Portable Carbon Monoxide Detector for Travel, 240H Standby, CO Detector with Audible & Visual Alerts for Camping, Rechargeable CO Meter with Built-in Emergency Flashlight
Carbon Monoxide Detector: The AGT-2000 is a portable carbon monoxide detector with a high-sensitivity UK DDS sensor, delivering a rapid response time of up to 0.3 seconds. It accurately detects CO concentrations from 0 to 1000 PPM and continuously monitors environmental changes. Whether at home or on the go, it helps ensure the air you breathe remains safe, protecting you and your loved ones
$ 42.99
free delivery
New 2025 First Alert SMCO410 Z-Wave Battery-Powered Smoke Detector & Carbon Monoxide Alarm, Works with Ring Alarm Base Station, Single Pack, White
First Alert's Precision Detection advanced sensing technology complies with the latest industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency. Provides reliable 2-in-1 detection against both smoke and carbon monoxide.
free delivery
X-Sense Wireless Interconnected Combination Smoke and Carbon Monoxide Detector, 10-Year Battery Powered Fire and CO Alarm, UL 217 9th Edition Certified, SC06-W, 6-Pack
Please Note: SC06-W supports wireless interconnection but does not have Wi-Fi
free delivery
7% discount
RV Carbon Monoxide & Propane Gas Alarm, Briidea Dual LP/CO Alarm with Separate LED Indicator Light, Metal Housing, 100dB Loud Alert, Flush Mount, Compatible Replacement for Safe-T-Alert 30-442 Series
2-IN-1 ALARM: The Briidea 2-in-1 alarm system, you'll receive early warnings that give you ample time to take precautionary measures and prevent any dangers, ensuring the safety of your and your family lives and property, allowing you to fully enjoy your travels. COMPATIBLE REPLACEMENT FOR SAFE-T-ALERT MTI INDUSTRIES 30-442 SERIES. Power Supply 12 VDC
$ 59.99
free delivery
9% discount
Kidde Smoke and Carbon Monoxide Detector, Hardwired with AA Battery Backup, Voice Alerts, Interconnectable, LED Status Lights, 85 dB Alarm, 5-inches, 30CUAR-V, 1 Pack
2-in-1 DETECTION: Model 30CUAR-V detects both smoke and carbon monoxide with advanced sensing technology engineered with over 25% faster smoke detection*; features a red LED light for clear visual notification suitable for homes
$ 74.97
free delivery
FIRST ALERT SC9120B Corded Electric Combination Alarm with Adapter Plugs for Easy Replacement
Convenient adapter plugs makes it easy to replace existing hardwired alarms without needing to rewire
free delivery
7% discount
First Alert Combination Smoke & Carbon Monoxide Alarm, Interconnect Hardwire Detector with Battery Backup and Voice & Location Alerts, SMCO100V-AC, 3-Pack
First Alerts Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
$ 174.26
free delivery
TPI Carbon Monoxide Analyzer Kit: 0 to 10,000 ppm
Choose from a complete line of flue gas and CO analyzers
free delivery
7% discount
Kidde Smoke and Carbon Monoxide Detector, 10-Year Battery Powered, LED Status Lights, 85 dB Alarm, 5-inches, 30CUD10, 2 Pack
2-in-1 DETECTION: Model 30CUD10 detects both smoke and carbon monoxide with advanced sensing technology engineered with over 25% faster smoke detection*; features a red LED light for clear visual notification suitable for homes
$ 106.00
free delivery
X-Sense 10-Year Battery Combination Smoke Carbon Monoxide Alarm Detector with Large LCD Display, Certified to UL 217 9th Edition, Standalone Model SC07, 1-Pack
Please Note: SC07 is a basic standalone unit; it does not support wireless interconnection, does not have Wi-Fi, and cannot be used with a base station; for interconnection, search for SC07-W
free delivery
Kidde Smoke & Carbon Monoxide Detector, 10-Year Battery Powered, Voice Alerts, LED Warning Light Indicators, 2 Pack
2-IN-1 DETECTION: Alerts you to both smoke & carbon monoxide (CO) using a single, cost-effective device.
free delivery
Sensorcon Industrial CO Carbon Monoxide Monitor with Visual, Audible and Vibrating Alerts, Waterproof
Designed for industrial and commercial applications. Watch the short video for more information
free delivery
Kidde Hardwired Kidde App Enabled Smart Smoke and Carbon Monoxide Detector, AA Battery Backup, Voice Alerts, Interconnected Alarm
Double the Detection: Alerts you to both smoke & CO
free delivery
7% discount
Kidde Carbon Monoxide Detector, AA Battery Powered, Detects Low-Level CO, Digital Backlit Display, Portable for Travel or Home, LED Status Indicators, 85 dB Alarm, 5th Edition, COBDL
DETECTS CARBON MONOXIDE: Model COBDL monitors CO and sounds a loud 85 dB alarm to signal evacuation to fresh air; LED warning light indicates hazard; Test/Hush button allows quick checks or temporary silencing
$ 42.97
free delivery
Universal Security Instruments MCND401 M Series Plug-In Carbon Monoxide and Natural Gas Alarm with 9-Volt Battery Backup
Large, Bright Digital Display Screen with Three LED Colors to Indicate Status of Power, Carbon Monoxide and Natural Gas
free delivery
First Alert SC-9120B Hardwired Smoke and Carbon Monoxide Alarm with Battery Backup 2 Pack
Hardwired CO smoke alarm features battery backup for constant monitoring
free delivery
Kidde Carbon Monoxide Detector, Propane, Natural, Methane, & Explosive Gas Alarm, Plug-In Wall with 9-Volt Battery Backup, Digital LED Display
Easy Installation - simply plug-in to a standard, 120V outlet in your home
free delivery
SYSTEM SENSOR CO1224T 12/24 volt, 4-wire, system-monitored C02 carbon monoxide detector w/ RealTest Technology
The System Sensor CO1224T CO detector provides early warning of dangerous carbon monoxide levels by using electrochemical sensing technology to measure levels in the air.
free delivery
Amazon Smart Air Quality Monitor – Know your air, Works with Alexa
Know your air – Amazon Smart Air Quality Monitor makes it easy to understand what’s in your indoor air.
free delivery
First Alert Combination Smoke & Carbon Monoxide Alarm, Interconnect Hardwire Detector with Battery Backup and Voice & Location Alerts, SMCO100V-AC, 1-Pack
First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
free delivery
Kidde Hardwired Smoke & Carbon Monoxide Detector, AA Battery Backup Smoke Alarm, Interconnectable, LED Warning Light Indicators, 2 Pack
2-IN-1 DETECTION: Alerts you to both smoke & carbon monoxide (CO) using a single, cost-effective detector.
free delivery
6% discount
Kidde Smoke and Carbon Monoxide Detector, AA Battery Powered, with Voice Alerts, LED Status Lights, 85 dB Alarm, 5 inches, 30CUDR-V, 1 Pack
2-IN-1 DETECTION: Detects both smoke and carbon monoxide with advanced sensing technology engineered for over 25% faster smoke detection*; features an 85-decibel alarm with red LED light for clear visual and audible warnings; suitable for homes
$ 75.00
free delivery
First Alert SMCO100 Battery-Operated Combination Smoke & Carbon Monoxide Alarm - 3 Pack
First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
free delivery
HEIMAN Carbon Monoxide Detectors,Interconnected CO Detector 10 Year Battery Operated,UL Listed&UL 2034 5th Certified, Wireless Small Mini Portable CO Alarm for Home Travel Rvs/C1-R 3Pack
【Wireless Interconnected - Whole-Home Protection】 One Starts, All Sounds: No Wi-Fi required! The CO detector is different from traditional alarms; these devices "talk" to each other. When one alarm detects CO, every interconnected unit in your home will sound instantly(656 ft range/200 m). This ensures you hear the alert from any room, providing crucial extra seconds for your family to escape. (If you have Heiman other interconnected products, or a gateway, you can unify safety across rooms)
free delivery
First Alert BRK CO511 Carbon Monoxide (CO) Detector Wireless Interconnected with Voice and Location
Battery-operated carbon monoxide alarm can be installed easily
free delivery
Kidde Hardwired Smoke & Carbon Monoxide Detector, AA Battery Backup, Voice Alerts, Interconnectable, LED Warning Light Indicators, 2 Pack
2-in-1 Detection - Smoke & carbon monoxide detector combo alerts you to both smoke & fire events as well as poisonous, CO gas in a single device
free delivery
Kidde Hardwired Smoke & Carbon Monoxide Detector, 10-Year Battery Backup, Voice Alerts, Interconnectable LED Warning Light Indicators, 4 Pack
2-IN-1 DETECTION: Alerts you to both smoke & carbon monoxide (CO) using a single, cost-effective device.
free delivery
Kidde Smoke and Carbon Monoxide Detector, AA Battery Powered with LED Status Lights, 85 dB Alarm, 5 inches, 30CUDR, 4 Pack
2-in-1 DETECTION: Model 30CUDR detects both smoke and carbon monoxide and features advanced sensing technology with over 25% faster smoke detection*; sounds a loud 85-decibel alarm with red LED light for clear visual warnings; suitable for homes
free delivery
5% discount
X-Sense Wireless Combination Smoke and Carbon Monoxide Detector, 10-Year Non-Replaceable Battery, Interconnected Up to 24 X-Sense Link+ Devices, UL 217 & UL 2034 Certified, Model XP0H-WN, 3-Pack
Please Note: XP0H-WN supports wireless interconnection but does not have Wi-Fi
$ 129.99
free delivery
Kidde Smoke & Carbon Monoxide Detector, AA Battery Powered, Voice Alerts, LED Warning Light Indicators
2-in-1 Detection - Smoke & carbon monoxide detector combo alerts you to both smoke & fire events as well as poisonous, CO gas in a single device
free delivery
Kidde Smart Smoke and Carbon Monoxide Detector, Ring App Enabled for Real-Time Notifications, Wire-Free Interconnectivity, AA Battery Powered
Double the Detection: Alerts you to both smoke and carbon monoxide (CO)
free delivery
FIRST ALERT Combination Explosive Gas and Carbon Monoxide Alarm with Backlit Digital Display, GCO1CN
Versatile CO alarm senses high levels of propane, natural/methane gas, and carbon monoxide
free delivery
Kidde Smoke & Carbon Monoxide Detector, AA Battery Powered, LED Warning Light Indicators, 2 Pack
2-IN-1 DETECTION: Alerts you to both smoke & carbon monoxide (CO) using a single, cost-effective detector.
free delivery
Carbon Monoxide Detectors, CO Detector Battery Powered, Carbon Monoxide Alarm with Sensitive CO Sensor, LCD Display and Sound Warning for Home, Bedroom, Kitchen
High Accuracy and Reliability:Shyeeh carbon monoxide detectors has a built-in advanced electrochemical sensor that detects dangerous CO levels more accurately and alarm more quickly.
free delivery
First Alert CO615 Dual-Power Plug-In Carbon Monoxide Detector with Battery Backup and Digital Display, White
Keep your family safe with this digital display, plug in carbon monoxide alarm; It works with any standard outlet and also has a battery backup for continuous monitoring of Carbon Monoxide levels, even if there's a power failure
free delivery
Yfwsrecinoe 2 Pack Upgraded Combination Smoke and Carbon Monoxide Alarm Detector, Dual Sensor Smoke Alarm&Carbon Monoxide Detector (Includes Battery)
【Upgraded Dual Sensors to Ensure Your Safety】: Compared with most carbon monoxide smoke detectors on the market, our detector sensors have a lifespan of up to 10 years, while other detectors on the market only use three-years life sensors, so our products have a longer service life. The combined smoke and carbon monoxide detector uses a photoelectric smoke sensor and an electrochemical sensor to detect smoke and carbon monoxide faster and more accurately, protecting your home from two potentially deadly threats.
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5% discount
4-Pack, Smoke and Carbon Monoxide Detector, Smoke Detector Carbon Monoxide Detector Combo with Test Button, Digital Display, 85dB Alarm for Home and Office
High Sensitivity Alarms: This smoke alarm and carbon monoxide detector s equipped with 2 sensors for more accurate detection of danger and timely alerts
$ 62.37
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Kidde 21010170 10 Year Smoke and Carbon Monoxide Alarm Detector | Photoelectric | Kitchen | Model P3010K-CO
Combination smoke and carbon monoxide alarm – Smoke and CO sensing technologies work together to detect real fires faster and reduce cooking-related nuisance alarms.
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First Alert CO606, Plug-In Carbon Monoxide (CO) Detector, Hardwired Alarm with Battery Backup, 3-Pack
Keep your family safe from carbon monoxide in multiple rooms with this convenient plug in carbon monoxide alarm 3 pack; The alarms work with any standard outlet and also have a battery backup for continuous monitoring of CO levels, even if there's a power failure
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Kidde Smoke and Carbon Monoxide Detector, Hardwired with AA Battery Backup, LED Status Lights, Interconnected, 85 dB Alarm, 5 inches, 30CUAR, 1 Pack
2-IN-1 DETECTION: Detects both smoke and carbon monoxide with advanced sensing technology for over 25% faster smoke detection*; features a loud 85-decibel alarm with red LED light for clear visual and audible warnings; suitable for homes
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Kidde Smoke & Carbon Monoxide Detector, 10-Year Battery, Voice Alerts , 1 Count ( Pack of 1)
2 units in 1: unit alerts you to smoke & carbon monoxide by sounding a loud, 85-decibel alarm & sounding voice alerts
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Safe T Alert 20 Series Mini LP Gas Alarm - Propane Alarm - Surface Mount, Black - 20-441-P-BL
BUILT FOR RVS – Compact surface mount design ideal for Travel Trailers, Fifth Wheels, Truck Campers, and Folding Campers. Engineered for rugged RV environments.
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Kidde Smoke and Carbon Monoxide Detector, AA Battery Powered, with Voice Alerts, LED Status Lights, 85 dB Alarm, 5 inches, 30CUDR-V, 3 Pack
2-IN-1 DETECTION: Detects both smoke and carbon monoxide with advanced sensing technology engineered for over 25% faster smoke detection*; features an 85-decibel alarm with red LED light for clear visual and audible warnings; suitable for homes
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Kidde Carbon Monoxide Detector, Plug In Wall with 9-Volt Battery Backup, Digital LED Display - 4 Pack
Easy Installation - simply plug-in to a standard, 120V outlet in your home
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Safe T Alert - Mini Dual LP/CO Alarm - Flush Mount Black - 25-742-BL
DUAL PROPANE & CO DETECTION – Patented Double-Duty Alarm upgrades single 12V propane alarms to detect both Propane Gas and Carbon Monoxide. Replaces Atwood Models 31013 & 31014 without modifications.
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FIRST ALERT CO400-3 Carbon Monoxide Detector, Battery Operated, White , 3-Pack -CO400-3
Keep your family safe with this 3-Pack of easy to use, battery operated carbon monoxide alarms; battery powered alarms provide continuous monitoring of CO levels, even if there's a power failure
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Kidde Smoke & Carbon Monoxide Detector, 10-Year Battery Powered, LED Warning Light Indicators, 4 Pack
2-IN-1 DETECTION: Alerts you to both smoke & carbon monoxide (CO) using a single, cost-effective device.
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Kidde Smoke and Carbon Monoxide Detector, Hardwired with 10-Year Battery Backup, Voice Alerts, LED Status Lights, Interconnected, 85 dB Alarm, 5 inches, 30CUA10-V, 1 Pack
2-IN-1 DETECTION: Detects both smoke and carbon monoxide with advanced sensing technology engineered with over 25% faster smoke detection*; features a loud 85-decibel alarm with red LED light for clear visual and audible warnings; suitable for homes
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Kidde Smoke and Carbon Monoxide Detector, 10-Year Battery Powered, with Voice Alerts, LED Status Lights, 85 dB Alarm, 5 inches, 30CUD10-V, 1 Pack
2-IN-1 DETECTION: Detects both smoke and carbon monoxide with advanced sensing technology for over 25% faster smoke detection*; features an 85-decibel alarm with red LED light for clear visual and audible warnings; suitable for homes
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FIRST ALERT Carbon Monoxide Detector, No Outlet Required, Battery Operated, CO400, White, 2 Count (Pack of 1)
Keep your family safe with this 2-pack of easy to use, battery operated carbon monoxide alarms; Battery powered alarms provide continuous monitoring of CO levels, even if there's a power failure
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Honeywell BW Clip BWC2-M Single Gas CO Monitor
Automated self-test for improved safety
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2026 New Steadfast Haven Pro Detector,4-in-1 Plug in Detector with HD Digital Display, for Home, Kitchens, Hotel (2Pc*Black)
【4-in-1 Multifunctional Detection System】 Integrates detection capabilities for gas (0-15% LEL), C O (0-999 PPM), temperature (32-212°F), and humidity (0%–95% RH), providing comprehensive environmental monitoring to help you create a safer indoor space
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Steadfast Haven 4-in-1 Detector with HD Display Screen, Ideal for Home Kitchen Apartment Hotel Camping and RV Use (White)
This comprehensive detector integrates multiple detection functions in one compact device, providing convenient all-around monitoring for daily indoor and outdoor environments
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Kidde Smoke & Carbon Monoxide Detector, Hardwired, Interconnect Combination Smoke & CO Alarm with Battery Backup, Voice Alert, Pack of 2
Fire & CO Detector in 1 unit with alert modes, LED lights, & voice alarm, that states, "Fire! Fire!", "Warning! Carbon Monoxide!", or "Low Battery!"
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Kidde Carbon Monoxide + Explosive Gas, Natural Gas & Propane Alarm, Plug-in with 9V Battery Backup, Digital Display, 85 dB Alarm, LED Status Indicators, 3rd Edition
Easy Installation - simply plug-in to a standard, 120V outlet in your home
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Sensorcon Inspector Portable Carbon Monoxide Detector with Visual and Audio Alarms – Waterproof Digital CO Detector for Personal, Ambient, and Combustion Monitoring
Professional-Grade CO Detection: Equipped with advanced electrochemical sensor and proprietary embedded software, this portable carbon monoxide sensor (INS-CO-01) delivers accurate, reliable readings of CO concentrations in parts per million (ppm).
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Kidde Hardwired Smoke & Carbon Monoxide Detector, AA Battery Backup, Interconnectable, LED Warning Light Indicators
24/7 Self-testing components are always checking the device to ensure it's operating as expected (not a substitute for a manual push test)
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5% discount
First Alert Combination Smoke & Carbon Monoxide Alarm, Battery Operated Detector with Test & Silence Button, SMICO100, 3-Pack
First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
$ 114.99
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5% discount
Sensorcon Inspector Industrial Pro Portable Carbon Monoxide Detector – Fast-Response Intrinsically Safe CO Detector with Adjustable Visual, Audio & Vibration Alerts
Professional-Grade CO Detection: Equipped with advanced electrochemical sensor and proprietary embedded software, this portable carbon monoxide sensor (INS-CO-03) delivers accurate, reliable readings of CO concentrations in parts per million (ppm).
$ 194.00
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Kidde Smart Carbon Monoxide Detector & Indoor Air Quality Monitor, Plug-In, WiFi, Alexa Compatible Device, Voice & App Alerts
Industry First: 2-in-1 Detection - Carbon monoxide detector & Indoor Air Quality Monitor combo alerts you to both CO & indoor air quality hazards, in a single device
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Kidde Carbon Monoxide Detector, 10-Year Battery Powered, LED Status Indicators, 85 dB Alarm, 5th Edition, COB10
DETECTS CARBON MONOXIDE: Model COB10 monitors CO and sounds a loud 85-decibel alarm to signal evacuation to fresh air; LED warning light indicates hazard; test/hush button allows quick checks or temporary silencing; replaces model C3010
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2026 New Steadfast Haven Pro Detector,4-in-1 Plug in Detector with HD Digital Display, for Home, Kitchens, Hotel (Black-4pc)
【4-in-1 Multifunctional Detection System】 Integrates detection capabilities for gas (0-15% LEL), C O (0-999 PPM), temperature (32-212°F), and humidity (0%–95% RH), providing comprehensive environmental monitoring to help you create a safer indoor space
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5% discount
Kidde Carbon Monoxide Detector, Plug-in Carbon Monoxide Detector with AA Battery Backup, 85 dB Alarm, Rotating Plug, LED Status Light Indicators, 5th Edition, COP
DETECTS CARBON MONOXIDE: Model COP monitors CO levels & sounds a loud 85 dB alarm to signal evacuation; sleep peacefully with no nighttime chirps; LED warning light indicates hazard; Test/Hush button for quick checks
$ 36.97
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Carbon Monoxide CO Meter by Forensics | USA NIST Calibration | Dust & Explosion Proof | USB Recharge | Sound, Light and Vibration Alarms | 0-1000 ppm |
ACCURATE: Carbon Monoxide (CO) gas detector, 0-1000ppm with 1ppm resolution. USA NIST Calibration.
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Kidde Carbon Monoxide Detector, AC-Plug-in with Lithium Battery Backup, Digital Display, Escape & Night Light
Easy installation - simply plug the CO detector into a 120-volt, 60Hz outlet in your home; the plug rotates for flexibility of placement
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X-Sense 2-in-1 Smoke and Carbon Monoxide Detector Alarm (Not Hardwired), 10-Year Battery-Operated Dual Sensor Fire & CO Alarm, SC06
Please Note: SC06 is a basic standalone unit; it does not support wireless interconnection, does not have Wi-Fi, and cannot be used with a base station; for interconnection, search for SC06-W
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Ting Fire Electrical Fire Prevention Sensor & Service - Residential Use Only - 12 Months of Required Service Included - Home Fire Safety
PEACE OF MIND: Ting (the sensor and service) is statistically proven to prevent ~80% of electrical fires, significantly reducing electrical fire risk in homes. Ting alone cannot eliminate 100% of electrical fire risks.
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Kidde Smoke Detector, Hardwired with 10-Year Battery Backup, Interconnectable, LED Status Lights, 85 dB Alarm, 5-inches, 3-Pack
SMOKE DETECTION: Model 20SA10 features advanced sensing technology that detects smoke over 25% faster*; sounds a loud 85-decibel alarm with red LED light for clear visual warnings; suitable for homes
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2026 New Steadfast Haven Pro Detector,4-in-1 Plug in Detector with HD Digital Display, for Home, Kitchens, Hotel (4*White)
【4-in-1 Multifunctional Detection System】 Integrates detection capabilities for gas (0-15% LEL), C O (0-999 PPM), temperature (32-212°F), and humidity (0%–95% RH), providing comprehensive environmental monitoring to help you create a safer indoor space
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2026 New Multi-Function Detector,6-in-1 Plug in Detector with HD Digital Display and Magnetic Base, Backup Battery,for Home, Kitchens, Hotel (2Pcs*Silver)
6-in-1 Multi-Function Detector: Featuring high-precision sensors and a 3D porous design, this detector provides sensitive and accurate monitoring of temperature, humidity, and other environmental conditions. Built-in rechargeable battery and magnetic base, this portable detector offers continuous, portable safety monitoring—and continues to function even during power outages.
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GasDoc DS-100 Portable Carbon Monoxide Detector for Travel, 140H Standby, CO Detector with Magnetic Back, 3-in-1 CO Monitor with Audible & Visual Alarm for Camping, Hotel, Car & RV
Carbon Monoxide Detector: The DS-100 is a 3-in-1 portable carbon monoxide detector that can detect carbon monoxide levels from 0 to 1000ppm, it will alert you when the concentration reaches 50 ppm. This allows you to detect and mitigate risks at low level carbon monoxide. It also measures temperature and humidity, enables you to observe temperature and humidity in real time, convenient for daily use
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Carbon Monoxide Detectors,3 Pack 3in1 Portable Carbon Monoxide detectors Plug in Wall for Travel, CO Alarm/Monitor for Home/Hotel Room/RV with AC Socket with Temperature & Humidity Detectors
Real-Time Monitoring: Our carbon monoxide alarm are equipped with advanced electrochemical sensors, providing accurate readings from 0-1000PPM.
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Kidde Smoke and Carbon Monoxide Detector, 10-Year Battery Powered, LED Status Lights, 85 dB Alarm, 5-inches, 30CUD10, 1 Pack
2-in-1 DETECTION: Model 30CUD10 detects both smoke and carbon monoxide with advanced sensing technology engineered with over 25% faster smoke detection*; features a red LED light for clear visual notification suitable for homes
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Car, Vehicle, Aircraft Carbon Monoxide CO Detector | Fast Low-Level 9ppm Alarm | Vehicles, Police, Pilots, Travel, Bus, Trucks | Metal Body, Small 2oz |
USES: Exhaust leaks in vehicles (i.e. SUVs, aircraft, school buses, trucks & fleet vehicles that triggers headaches, nausea & driver fatigue.
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MSA 10178557 ALTAIR 4XR Multigas Detector - (O2, H2S, CO), Color: Charcoal, Portable Gas Monitor, Durable, Handheld, UL/CSA Approval, Includes Instrument Only
MULTIGAS DETECTION: Equipped to measure Lower Explosive Limit (LEL), Oxygen (O2), Hydrogen Sulfide (H2S) and Carbon Monoxide (CO), designed for virtually no cross-channel interference
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Kidde Smoke and Carbon Monoxide Detector, AA Battery Powered with LED Status Lights, 85 dB Alarm, 5 inches, 30CUDR, 3 Pack
2-in-1 DETECTION: Model 30CUDR detects both smoke and carbon monoxide and features advanced sensing technology with over 25% faster smoke detection*; sounds a loud 85-decibel alarm with red LED light for clear visual warnings; suitable for homes
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5% discount
2 Packs Combination Gas & Carbon Monoxide Detector, Plug in Carbon Monoxide Alarm & Natural Gas Detector,Propane,Methane,with Backup 9V Battery Feature, Digital Display, for Home, Apartment, RV
【Combination Gas & Carbon Monoxide Detector】2-in-1 sensor design, high sensitivity, high reliability and high accuracy.
$ 59.99
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TopTes Guard-101 Gas Detector, 4 Gas Monitor for H2S, CO, LEL and O2, with Vibration, Visual and Audible Alarms, 14h Long Battery Life, Safety Explosion-Proof, for Work, Home - Orange
Quick Detection, Safety First: Guard-101 4 gas monitor multi gas detector is designed for rapid detection of 4 types of gases (H2S, CO, LEL, O2). The battery life lasts up to 14 hours, ensuring long-term monitoring of gas concentrations
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Kidde Carbon Monoxide Detector, AA Battery Powered, Portable for Travel or Home, 85 dB Alarm, LED Status Indicators, 3rd Edition, 6 Pack
Electrochemical sensor technology detects CO gas
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6 Packs,2 in 1 Technology, Smoke,Carbon Monoxide Detector, Co Alarm,85db Alert,LCD Readout,3 Color LED Indication,(Green Light Blinking at Work), with 3 AA Batteries,Easy Install,for Home and Kitchen
Reliable Hazard Detection: This smoke and carbon monoxide detector detects both smoke and CO, offering protection from two dangerous threats with one device
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AEGTEST AGT-2459 Portable Carbon Monoxide Detector, Rechargeable CO Detector, 0~1000PPM with Audible & Visual Alarms, TFT Color Screen for Home/Travel/Industrial and Mobile Operations - Blue
Fast and accurate: AEGTEST AGT-2459 carbon monoxide detector uses a high-precision DDS sensor to detect CO levels from 0 to 1000 PPM. With a 10-second warm-up, it delivers instant response within 1 second for quick detection of the surrounding environment, designed for the reliability of domestic and industrial sites
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Kidde Smoke and Carbon Monoxide Detector, AA Battery-Powered, Wire-Free Interconnect, Voice Alerts, LED Status Light 85 dB Alarm, 5-inches, 30CUDR-VRF
2-IN-1 DETECTION WITH VOICE ALERTS: Model 30CUDR-VRF detects smoke and CO with advanced sensing technology for over 25% faster smoke detection*; announces "Fire" or "Warning, Carbon Monoxide" and sounds a loud 85-decibel alarm with red LED light
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Portable Carbon Monoxide Detector for Travel, 3-in-1 Rechargeable CO Detector with Alarm, 300H Standby, Temp & Humidity Monitor, Magnetic Back, Custom Alarm Thresholds for RV, Car, Camping, Hotel
【Large Capacity & Extended Runtime】 Powered by a built-in 2000mAh rechargeable battery, this carbon monoxide detector offers exceptional endurance. On a full charge, it provides up to 10-12 days (approximately 300 hours) of continuous monitoring, freeing you from frequent recharging. It charges quickly via a standard USB Type-C cable (5V/1A input) in just 3–4 hours. Note: To conserve power, the display will automatically turn off after 1 minute of inactivity. The sensor, however, remains fully active 24/7, ensuring uninterrupted protection
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Watcher-S1 Portable Carbon Monoxide Detector, 150H Standby, Rechargeable 3-in-1 CO Meter with Magnetic Suction, CO Detector with Audible & Visual Alarm for Home, Travel, Tent, RV
3-in-1 Portable Safety Detector: GuardStarX Watcher-S1 is a portable carbon monoxide detector offering real-time, accurate CO readings from 0–1000 ppm. Customizable alarm thresholds help you quickly detect potential risks, while integrated temperature and humidity monitoring keeps you informed of your home environment for everyday use
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Kidde Carbon Monoxide Detector, Plug In Wall with 10-Year Battery Backup, Digital LED Display, Test-Hush Button, 3rd Edition
Easy Installation - simply plug-in to a standard, 120V outlet in your home
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GasDoc DS-X1 Portable Carbon Monoxide Detector with Ambient Light, CO Detector with Magnetic Mount & Mental Hook, Travel CO Monitor with Visual & Audible Alerts for Camping, Cars, RV & Hotel
Portable CO Detector with Ambient Light: DS-X1 portable carbon monoxide detector measures 0–999ppm while providing practical illumination for outdoor use. Designed as a travel carbon monoxide detector, it combines real-time CO monitoring with compact lighting for safer camping and trips
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TopTes CT-300 Portable Carbon Monoxide Detector, CO Detector with Audible & Visual Alarm, 0-5000PPM, CO Alarm, Backlit LCD Screen, for Home, Car, Camping& Travel (Includes Battery x3) - Orange
Carbon Monoxide Detector: TopTes CT-300 is an ideal portable CO tester to help you detect CO gas concentrations timely and accurately, reducing the risk of CO poisoning and protecting your life. It is a must-have tool for homeowners, drivers, campers, DIY-ers, tourists, etc
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Kidde Carbon Monoxide Detector, Plug In Wall with 10-Year Battery Backup, Digital LED Display, Voice Alerts, Test-Hush Button, 3rd Edition
Easy Installation - simply plug-in to a standard, 120V outlet in your home
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AEGTEST AGT-2309 Portable Carbon Monoxide Detector, 15-Day Standby, Rechargeable Mini CO Monitor with Lanyard for Travel & Camping, Handheld CO Meter with Audible & Visual Alerts, 0-1000ppm - Blue
Carbon Monoxide Detector: The AGT-2309 is a portable carbon monoxide detector designed for long-term monitoring of carbon monoxide concentrations in the air. It can detect CO levels from 0 to 1000 PPM and is equipped with a high-precision sensor that responds in just 0.3S, providing timely protection for your safety
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WiFi Smart Natural Gas& Carbon Monoxide Detector, 2 in 1，Plug-in, CO Gas Leak Alarm for Natural Gas, LPG, Methane, Propane & Butane, App Monitoring & LED Display
2-in-1 Gas & CO Detector Detects carbon monoxide and combustible gases (Natural Gas, Methane, LPG, Propane, Butane) in one plug-in device for complete home and RV safety.
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Heiman Smart Carbon Monoxide Detectors, Matter CO Detector, Real-time Notification, UL 2034 5th Certified, Wireless Battery Powered Mini Fire Alarm for Home, Compatible with Smartthings,Home Assistant
Trusted Protection, Recognized Excellence — UL 2034 (5th Ed.) Certified and CSFM Approved for dependable residential CO safety. This co detector, is the Winner of the Red Dot Design Award, delivering reliable performance in a sleek, modern form.
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5 in 1 Carbon Monoxide Detectors, Natural Gas Detector with Dual Alarm & Bulit-in Battery, Propane CO Detector Plug in (Temp & Humidity) for Home RV Camping Travel (White)
【5-in-1 CO & Gas Detector】This upgraded carbon monoxide detectors monitors CO, combustible gas(natural gas, propane, methane, coal gas, etc.), temperature, and humidity in real time. An essential gas leak detector, it provides all-round protection for your family.
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Kidde Smoke and Carbon Monoxide Detector, Hardwired with AA Battery Backup, LED Status Lights, Interconnected, 85 dB Alarm, 5 inches, 30CUAR, 3 Pack
2-IN-1 DETECTION: Detects both smoke and carbon monoxide with advanced sensing technology for over 25% faster smoke detection*; features a loud 85-decibel alarm with red LED light for clear visual and audible warnings; suitable for homes
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4-in-1 Portable Carbon Monoxide Detector for Travel & Camping, Rechargeable CO Monitor with Temperature, Humidity & UV Index Display, 1000mAh Battery, Magnetic & Lanyard for RV, Car, Tent, Hotel
4-in-1 Full Environmental Awareness: Unlike traditional single-function CO alarms, this device is your ultimate travel guardian. It simultaneously monitors Carbon Monoxide (CO) levels, Temperature, Humidity, and UV Index for campers and travelers who need to know their environment inside out-whether you are checking heater safety or sun intensity
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Plug-in C-arbon M-onoxide D-etector with Digital Color Display C-O Detector for C-O, Temperature & Humidity, 85dB Loud Alert, Self Test Function C-O Detector, for Home, Bedroom, Kitchen, RV (White)
4-in-1 Protection for Your Home:This advanced detector combines carbon monoxide detection, combustible gas leak detection, temperature monitoring, and humidity monitoring in one compact unit. It helps provide around-the-clock awareness of indoor air conditions and potential hazards from natural gas, propane, methane, butane, LNG, and LPG.
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TOPTES CT-580 Portable Carbon Monoxide Detector, Rechargeable CO Detector with Vibration, Visual & Audible Alarms, 0-1000PPM, TFT Color Display for Home, Camping, Travel, Industrial & Professional Use
Fast and Accurate: The TOPTES CT-580 Carbon Monoxide Detector is a manual inspection tool equipped with a high-sensitivity, high-accuracy DDS sensor providing a quick response within 0.3 seconds. It detects CO concentrations from 0 to 1000 PPM and features two alarm thresholds, allowing for rapid assessment of environmental changes
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Nicbee 5-in-1 Smoke and Carbon Monoxide Detectors Plug in, Smoke Detector with Battery Backup Slot, Adjustable Brightness & Volume Levels, Smoke Alarm with Temp/Humidity for Home, RV, Travel(1-Pack)
5-in-1 Carbon Monoxide Detectors: This upgraded smoke and carbon monoxide detector can monitor carbon monoxide, smoke, temperature, and humidity in real time. As a practical co detector, it adds three levels of brightness and volume adjustments to meet different usage needs for day and night, making it your ideal choice.
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gutong 4 in 1 Carbon Monoxide Detectors Plug in, CO Detector & Natural Gas Detector with Battery Backup, HD Digital Display Monitors CO, Combustible Gas, Temp, Humidity - Home Safety for House, RV
4 in 1 Smart Detector: Carbon monoxide detectors plug in can monitor CO, combustible gases, temp and humidity in real time, and display dynamic data on HD screen. The sleek and smart design makes it perfectly integrated into your home
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Kidde Smoke and Carbon Monoxide Detector, Hardwired with 10-Year Battery Backup, Voice Alerts, LED Status Lights, Interconnected, 85 dB Alarm, 5 inches, 30CUA10-V, 3 Pack
2-IN-1 DETECTION: Detects both smoke and carbon monoxide with advanced sensing technology engineered with over 25% faster smoke detection*; features a loud 85-decibel alarm with red LED light for clear visual and audible warnings; suitable for homes
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Kidde Smoke and Carbon Monoxide Detector, Hardwired with 10-Year Battery Backup, LED Status Lights, Interconnected, 85 dB Alarm, 5 inches, 30CUA10, 3 Pack
2-IN-1 DETECTION: Detects both smoke and carbon monoxide with advanced sensing technology engineered for over 25% faster smoke detection*; features an 85-decibel alarm with red LED light for clear visual and audible warnings; suitable for homes
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Kidde Carbon Monoxide Detector, Plug-in with AA Battery Backup, Easy-to-Read Digital Backlit Display, 85 dB Alarm, Rotating Plug, LED Status Light Indicators, 5th Edition, COPD
DETECTS CARBON MONOXIDE: With backlit display that shows CO levels & sounds a loud 85 dB alarm when CO is detected to signal evacuation; sleep peacefully with no nighttime chirps; LED warning light indicates hazard; Test/Hush button for quick checks
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Kidde Smart Carbon Monoxide Detector, Plug-in with AA Battery Backup, Real-Time Notifications, 2.4 GHz Wi-Fi Enabled, Rotating Plug, 85 dB Alarm, 5th Edition, COPDW
REAL-TIME KIDDE APP NOTIFICATIONS: Get alerted to CO when you’re home or away (no subscription required); sounds a loud 85-dB alarm when CO is detected; uses 2.4 GHz Wi-Fi
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Kidde Smart Carbon Monoxide Detector & Indoor Air Quality Monitor, Plug-in with AA Battery Backup, Real-Time Notifications, 2.4 GHz Wi-Fi Enabled, Rotating Plug, 85 dB Alarm, 5th Edition, COPDLQW
REAL-TIME NOTIFICATIONS: Sends alerts via the Kidde App (no subscription required); monitors indoor air quality, humidity, and TVOC levels; uses 2.4 GHz Wi-Fi; sounds a loud 85-dB alarm when CO is detected
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Kidde Carbon Monoxide + Explosive Gas, Natural Gas & Propane Alarm, Plug-in with AA Battery Backup, Digital Backlit Display, 85 dB Alarm, Rotating Plug, LED Status Indicators, 5th Edition, COPDLG
3X THE DETECTION: Model COPDLG detects low levels of CO, natural gas, propane and sounds a loud 85-dB alarm; backlit digital display indicates level of CO presence or the word "GAS" when explosive gas is present; replaces model 900-0113, KN-COEG-3
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Kidde 21010047 C3010D Carbon Monoxide Alarm with Digital Display and 10 Year Sealed Battery
LED Lights - Green for normal operation, Red for alarm, Amber for Error.
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![2 Pack 4 in 1 Plug in Carbon Monoxide Detectors & Natural Gas Combination Built-in Backup Battery & 2.1'' HD Screen [CO Gas Temp Humidity] Propane Methane Combustible Gas Alarm for Home/Travel(White)](https://cdn.dealcheck.org/productimages/F/7/K/B0FHB9PK7F.jpg)
