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Item length is 3. 4 inches, item width is 1. 38 inches and item height is 5 inches. Low battery signal mute, quiets low battery signal for up to 8 hours.
7 year limited warranty; equipped with end of life signal chirp, so you know when it’s time to replace the unit for safety. Simple to use, with a single test/silence button; A loud 85 decibel alarm sounds when carbon monoxide levels reach dangerous levels. First alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 Based on a First Alert Brand Trust Survey in February 2018.

A loud 85-decibel alarm sounds when Carbon Monoxide levels reach dangerous levels. Features an advanced electrochemical carbon monoxide sensor; Peak Level feature displays the highest concentration of carbon monoxide measured.
First alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 Based on a First Alert Brand Trust Survey in February 2018. All first alert co alarms are rigorously tested to meet UL standards. To ensure complete protection make sure to place one on each level of your home and in each bedroom.

If it does not alarm, and test it again. A loud 85 decibel alarm sounds when CO levels reach dangerous levels. All first alert cO alarms are rigorously tested to meet UL standards.
The alarm sequence should last 5-6 seconds. Keep your family safe with this easy to use, battery operated carbon monoxide alarm; Battery powered alarms provide continuous monitoring of CO levels, even if there's a power failure. 5-year limited warranty; equipped with end of life signal chirp, so you know when it’s time to replace the unit for safety.

Adopts imported sensors, Stable work, responsive, safe and reliable.
Excellent sensitivity of dual sensorsa catalytic combustion method sensor and an electrochemical carbon monoxide sensor. Easy installation & qualityeasy to mount on any wall or ceiling without an electrician;The Koabbit detector has been rigorously tested and passed UL2034 safety certification, If you have any questions, Please contact us by E-mail, We will give you a SATISFACTORY SOLUTION.

Easy-to-read backlit digital display shows temperature and CO concentration; Peak Level feature displays the highest concentration of carbon monoxide measured.
10-year limited warranty; equipped with end-of-life signal chirp, so you know when it’s time to replace the unit for safety. 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.

Standby:green light flashes every 15 seconds. Warranty and questions:5 year manufacturer warranty. If you have any technical questions, please contact us and we will get back to you as soon as possible.
Alarm standard:50ppm - alarm within 60 to 90 minutes; 100ppm - Alarm within 10 to 40 minutes; ≥200ppm - Alarm within 1 minutes. Pay attention to maintenance :please check the product regularly to ensure that the detector is working properly, and use a vacuum cleaner to remove dust on the surface of the product once a month. Ul2034 certificate:with ul2034 report, it meets the UL2034 standard.


First alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 Based on a First Alert Brand Trust Survey in February 2018.
Simple to use, with a single test/silence button, and side load battery compartment; Tamper resistant locking brackets and universal mounting brackets make installation easy. Can connect to other compatible BRK or First Alert detectors, to ensure all alarms will sound when threat is detected.
1. Kidde
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CO Detector, Plug In with Battery Backup, Kidde Carbon Monoxide Detector, KN-COP-DP2
#adKidde #ad - Ul certified, 10-year limited warranty. Protects during a power failure - 2-AA batteries, included with pack, provide backup service in the event of a power outage. Whole home family protection - place 1 carbon monoxide detector on each level of your home & in your bedroom to protect from poisonous gases.More information #ad
Easy & quick installation - plugs directly into your home's standard wall outlet, 85 decibel alarm alerts of fire. Co detector that alerts with a warning signal against dangerous levels of carbon monoxide in your home.Brand | Kidde #ad |
Manufacturer | Kidde #ad |
Height | 4.5 Inches |
Length | 2.75 Inches |
Weight | 0.04 Pounds |
Width | 1.5 Inches |
Part Number | 900-0263 |
Model | KN-COB-DP2 |
More information #ad
2. Kidde
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Kidde Nighthawk Carbon Monoxide Detector, Digital Display, AC-Plug-In with Battery Backup
#adKidde #ad - Electrochemical sensing technology - CO alarm detects the presence of carbon monoxide gas, 85 decibel alarm & memory storage. Protects during a power failure - carbon monoxide alarm contains a 9V battery backup in case of plug-in failure.More information #ad
Ul certified, 10-year limited warranty. Easy installation - plug can be installed in any outlet of your home; or use the attached extension cord to place on a table or shelf. Peace of mind - when co detection is normal, a red dot appears in the lower right corner & blinks; includes a test button.Brand | Kidde #ad |
Manufacturer | Kidde #ad |
Height | 1.75 Inches |
Length | 6.06 Inches |
Weight | 3 Pounds |
Width | 3.75 Inches |
Part Number | 900-0076 |
Model | KN-COPP-3 |
Warranty | 10 Year Limited |
More information #ad
3. FIRST ALERT
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White, First Alert CO605 Plug-In Carbon Monoxide Detector with Battery Backup
#adFIRST ALERT #ad - To ensure complete protection make sure to place one on each level of your home and in each bedroom. All first alert co alarms are rigorously tested to meet UL standards. Features an advanced electrochemical carbon monoxide sensor that accurately detects carbon monoxide levels, no matter where the detector is placed in the room.Item length is 3. 4 inches, item width is 1. 38 inches and item height is 5 inches. Low battery signal mute, quiets low battery signal for up to 8 hours.
More information #ad
Keep your family safe with this easy to use 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. 7 year limited warranty; equipped with end of life signal chirp, so you know when it’s time to replace the unit for safety. Simple to use, with a single test/silence button; A loud 85 decibel alarm sounds when carbon monoxide levels reach dangerous levels. First alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 Based on a First Alert Brand Trust Survey in February 2018.
Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 5 Inches |
Length | 3.4 Inches |
Weight | 0.26 Pounds |
Width | 1.38 Inches |
Part Number | FATCO605 |
Model | CO605 |
More information #ad
4. FIRST ALERT
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FIRST ALERT Dual-Power Plug-In Carbon Monoxide Detector with Battery Backup and Digital Display, 3-Pack, CO615 , White
#adFIRST ALERT #ad - Keep your family safe from carbon monoxide in multiple rooms with this convenient plug-in carbon monoxide alarm 3-pack; The backlit digital-display alarms work with any standard outlet and also have a battery backup for continuous monitoring of Carbon Monoxide levels, even if there's a power failure.A loud 85-decibel alarm sounds when Carbon Monoxide levels reach dangerous levels. Features an advanced electrochemical carbon monoxide sensor; Peak Level feature displays the highest concentration of carbon monoxide measured.
More information #ad
7-year limited warranty; equipped with end-of-life signal chirp, so you know when it’s time to replace the unit for safety. First alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 Based on a First Alert Brand Trust Survey in February 2018. All first alert co alarms are rigorously tested to meet UL standards. To ensure complete protection make sure to place one on each level of your home and in each bedroom.
Brand | FIRST ALERT #ad |
Manufacturer | First Alert / BRK Brands, Inc. #ad |
Height | 9 Inches |
Length | 6.75 Inches |
Weight | 0.9 Pounds |
Width | 8.9 Inches |
Part Number | CO615 |
Model | CO615 |
Warranty | 7 Year Limited |
More information #ad
5. FIRST ALERT
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White, Battery Operated , First Alert CO400 Carbon Monoxide Detector
#adFIRST ALERT #ad - First alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 Based on a First Alert Brand Trust Survey in February 2018. To ensure complete protection make sure to place one on each level of your home and in each bedroom.If it does not alarm, and test it again. A loud 85 decibel alarm sounds when CO levels reach dangerous levels. All first alert cO alarms are rigorously tested to meet UL standards.
More information #ad
If the unit still does not alarm, replace it immediately. Features an advanced electrochemical carbon monoxide sensor that accurately detects carbon monoxide levels, make sure fresh batteries are correctly installed, no matter where the detector is placed in the room. The alarm sequence should last 5-6 seconds. Keep your family safe with this easy to use, battery operated carbon monoxide alarm; Battery powered alarms provide continuous monitoring of CO levels, even if there's a power failure. 5-year limited warranty; equipped with end of life signal chirp, so you know when it’s time to replace the unit for safety.
Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 3 Inches |
Length | 5 Inches |
Weight | 0.45 Pounds |
Width | 1 Inches |
Part Number | CO400 |
Model | CO400FF |
Warranty | 5 Year Limited Warranty |
More information #ad
6. KOABBIT
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Plug-in Carbon Monoxide Detector and Natural Gas Detector Alarm by Koabbit,Combination 2-in-1 Co Detector and Combustible Gas Detector,Propane,LPG,Gas Leak Detector for Kitchen/Home,UL2034 2 Pack
#adKOABBIT #ad - Lcd digital displaythis display clearly shows levels of Gas that the unit has detected and stored-- from 0 to 3000 ppm--and it updates every 9 seconds to indicate any sudden changes. Combination 2 in 1 gas detector alarm by koabbitcarbon monoxide detector and Natural Gas Detector combustible gas, it will immediately sound an alarm, When a dangerous concentration of carbon monoxide or explosive gas is detected, allowing you to quickly make a judgment and protect your family getting hurt.Adopts imported sensors, Stable work, responsive, safe and reliable.
More information #ad
Easy to usepush/test button - connect to power 90V-240V or 9V rechargeable batterynot included, The detector will display 3 minutes counting. Voice alarmwhen the concentration of carbon monoxide reaches 100ppm or the concentration of Combustible gas reaches 6%, the LCD screen begins to display the concentration value, and the red LED lights flash and emit a loud voice alarm mode -- 85 decibel alarm. Excellent sensitivity of dual sensorsa catalytic combustion method sensor and an electrochemical carbon monoxide sensor. Easy installation & qualityeasy to mount on any wall or ceiling without an electrician;The Koabbit detector has been rigorously tested and passed UL2034 safety certification, If you have any questions, Please contact us by E-mail, We will give you a SATISFACTORY SOLUTION.
Brand | KOABBIT #ad |
Manufacturer | Shenzhen Jikaida Technology Co., Ltd. #ad |
Height | 1.6 Inches |
Length | 4.3 Inches |
Weight | 0.33 Pounds |
Width | 2.9 Inches |
Part Number | QP111 |
Model | QP111 |
More information #ad
7. FIRST ALERT
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First Alert CO710 Carbon Monoxide Detector with 10-Year Battery and Digital Temperature Display
#adFIRST ALERT #ad - A loud 85-decibel alarm sounds when CO levels reach dangerous levels. All first alert cO alarms are rigorously tested to meet UL standards. Built-in 10-year lithium battery offers continuous protection for the life of the carbon monoxide detector.Easy-to-read backlit digital display shows temperature and CO concentration; Peak Level feature displays the highest concentration of carbon monoxide measured.
More information #ad
First alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 Based on a First Alert Brand Trust Survey in February 2018. 10-year limited warranty; equipped with end-of-life signal chirp, so you know when it’s time to replace the unit for safety. 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.
Brand | FIRST ALERT #ad |
Manufacturer | First Alert / BRK Brands, Inc. #ad |
Height | 2.63 Inches |
Length | 0.94 Inches |
Weight | 0.5 Pounds |
Width | 4.75 Inches |
Part Number | CO710 |
Model | CO710 |
More information #ad
8. Hembisen
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Carbon Monoxide Detectors Alarm 3 Pack Co Detector Install on Wall,Hembisen Co Gas Detector Battery Powered with Digital Display for Home 2AA Batteries Included
#adHembisen #ad - Value package includes:3×carbon monoxide detector, 3×2 screws, 3×2AA batteries, 3 manuals. Low power consumption design:the Detector is equipped with 2AA battery, Quiescent Current: 15 uA. Me2 high-precision & sensitivity sensor:High Reliability Electrochemical Sensor, Excellent Repeatability and Stability, Sensitive Response, Rapid Alarm.Standby:green light flashes every 15 seconds. Warranty and questions:5 year manufacturer warranty. If you have any technical questions, please contact us and we will get back to you as soon as possible.
More information #ad
Micro-processing intelligent recognition:When a carbon monoxide gas leak occurs, it can quickly identify the gas and emit an alarm of 85 decibels to avoid dangerous accidents and ensure personal and property safety. Alarm standard:50ppm - alarm within 60 to 90 minutes; 100ppm - Alarm within 10 to 40 minutes; ≥200ppm - Alarm within 1 minutes. Pay attention to maintenance :please check the product regularly to ensure that the detector is working properly, and use a vacuum cleaner to remove dust on the surface of the product once a month. Ul2034 certificate:with ul2034 report, it meets the UL2034 standard.
Brand | Hembisen #ad |
Manufacturer | Shenzhen Wei 'an Environmental Protection Electronic Technology Co. LTD #ad |
Height | 4.25 Inches |
Length | 1.75 Inches |
Weight | 0.6 Pounds |
Width | 4.5 Inches |
Part Number | H-212 |
Model | H-212 |
More information #ad
9. Coreel
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Coreel Carbon Monoxide Detector Battery Powered, Co Monitor with LCD Display for Home Use -1 Pack
#adCoreel #ad - Easy to install. Carbon monoxide Detector Beeping once Detecting CO gas. Insurance Safety of your Life. Risk & hassle Free! The low-level blink Indicator Shows it's Working. Co alarm detector using high accurate Electrochemical Sensor Alerts you to Carbon Monoxide Danger.More information #ad
2 years Warranty. Apply for all the Place to Produce Carbon Monoxide. It will mind you up to change batteries With Continuous Beeping Every 30 Seconds When The Power is Close to Run Out. 100% customer satisfaction Guaranteed. 2 pieces aa battery - powered co detector.Brand | Coreel #ad |
Manufacturer | Shenzhen Jikaida Technology Co., Ltd #ad |
Height | 1.4 Inches |
Length | 4.3 Inches |
Width | 4.3 Inches |
Part Number | SKD-623 |
Model | SKD-623 |
More information #ad
10. FIRST ALERT
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FIRST ALERT BRK SC9120B Hardwired Smoke and Carbon Monoxide CO Detector with Battery Backup, 1 pack , White
#adFIRST ALERT #ad - Features an electrochemical carbon monoxide sensing technology as well as an ionization sensor for smoke detection. Rigorously tested to meet UL standards. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety.First alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 Based on a First Alert Brand Trust Survey in February 2018.
More information #ad
Indicator lights on the face of the unit display the presence of smoke or carbon monoxide, while an 85 decibel siren provides a clear, loud warning upon detection. Keep your family safe with this hardwired smoke and carbon monoxide alarm; The battery backup means constant monitoring, even if there's a power failure. Simple to use, with a single test/silence button, and side load battery compartment; Tamper resistant locking brackets and universal mounting brackets make installation easy. Can connect to other compatible BRK or First Alert detectors, to ensure all alarms will sound when threat is detected.
Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 1.9 Inches |
Length | 5.6 Inches |
Weight | 0.25 Pounds |
Width | 5.6 Inches |
Part Number | SC9120B |
Model | SC9120B |
Warranty | 7 Year Limited |
More information #ad