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App silence. A light in the dark: usually nest Protect has its light turned off but when you walk underneath it Pathlight can light your way. Get a friendly voice alert so you can handle burning toast before it becomes a burning toaster. No chirps to tell you the battery is low; Nest Protect tests its own batteries and gives you a Nightly Promise when you turn off the lights so you know everything is working.
Co detector looks out for carbon monoxide and tells you where it's located. Heads-up. Simply walk to the Nest Protect that noticed the problem and open the Nest app. Nest protect uses two wavelengths of light to look for both fast and slow burning fires. Connect nest protect to wi-Fi and it will send an alert to your phone if the alarm goes off or the batteries run low.

A loud 85 decibel alarm sounds when Carbon Monoxide, and Smoke levels begin to rise.
S. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety. 10-year limited ; equipped with end-of-life signal chirp, so you know when it’s time to replace the unit for your safety the date printed on the item is the manufacturing date, not the expiration date. Complies with all current 10 year legislation in U.

Keep your family safe with this 12 pack of hardwired smoke and carbon monoxide alarms; the battery backup means constant monitoring, even if there's a power failure.
Features an electrochemical Carbon Monoxide sensing technology as well as an ionization sensor that detects the fine particles of a fast burning fire. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety.


Two locking features Pins Lock Battery Drawer and/or Alarm to Base. Separate smoke and CO detects both dangers and eliminates the need for two separate alarms. Electrochemical CO Sensor is the most accurate technology available.

Keep your family safe with this 12-pack of hardwired smoke and carbon monoxide alarms; the battery backup means constant monitoring, even if there's a power failure. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety.

Help keep your family safe with this battery powered smoke and carbon monoxide detector alarm.
7 year limited warranty; Meets UL217 & UL2034 standards. Includes an 85 decibel horn, single test/silence button, side access to a tamper resistant battery door, and pins that lock the alarm to the mounting bracket. Electrochemical carbon monoxide sensor offers advanced detection technology.

All first alert co alarms are rigorously tested to meet UL standards.


All first alert co alarms are rigorously tested to meet UL standards. 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.
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.
1. Google
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Battery Operated , White, Smoke Alarm, Google Nest Protect, S3000BWES, Smoke Detector and Carbon Monoxide Detector
#adGoogle #ad - In an emergency, seconds count. Tells you what and where. Connectivity: Bluetooth 4. 0 le, wi-fi 4 802. 11n. 10-year carbon monoxide sensor. It speaks up to tell you if there’s smoke or CO and where the problem is, so you know what to do. Split-spectrum sensor.App silence. A light in the dark: usually nest Protect has its light turned off but when you walk underneath it Pathlight can light your way. Get a friendly voice alert so you can handle burning toast before it becomes a burning toaster. No chirps to tell you the battery is low; Nest Protect tests its own batteries and gives you a Nightly Promise when you turn off the lights so you know everything is working.
More information #ad
When there’s co, nest Protect tells you where it’s hiding. Smoke detector and carbon monoxide detector that speaks up in a friendly voice to give you an early warning when there's smoke or CO in your home. Co detector looks out for carbon monoxide and tells you where it's located. Heads-up. Simply walk to the Nest Protect that noticed the problem and open the Nest app. Nest protect uses two wavelengths of light to look for both fast and slow burning fires. Connect nest protect to wi-Fi and it will send an alert to your phone if the alarm goes off or the batteries run low.
Brand | Google #ad |
Manufacturer | Google Nest #ad |
Height | 5.3 Inches |
Length | 5.3 Inches |
Weight | 1 Pounds |
Width | 1.5 Inches |
Part Number | S3000BWES |
Model | 06A |
More information #ad
2. First Alert
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First Alert BRK PRC710 Smoke and Carbon Monoxide Alarm with Built-In 10-Year Battery , White
#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. Features electrochemical carbon Monoxide sensing technology and photoelectric smoke sensor optimized to detect larger smoke particles produced by smoldering fires; helps minimize the number of false alarms.A loud 85 decibel alarm sounds when Carbon Monoxide, and Smoke levels begin to rise.
More information #ad
States/cities where required. Features a sleek, low profile design to blend more fully into the wall and out of sight. Rigorously tested to meet UL standards. S. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety. 10-year limited ; equipped with end-of-life signal chirp, so you know when it’s time to replace the unit for your safety the date printed on the item is the manufacturing date, not the expiration date. Complies with all current 10 year legislation in U.
Brand | First Alert #ad |
Manufacturer | First Alert #ad |
Height | 0.96 Inches |
Length | 4.92 Inches |
Weight | 0.6 Pounds |
Width | 4.92 Inches |
Part Number | PRC710 |
Model | PRC710 |
More information #ad
3. FIRST ALERT
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12-Pack, First Alert BRK SC9120B-12 Hardwired Smoke and Carbon Monoxide CO Detector with Battery Backup
#adFIRST ALERT #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. 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.Keep your family safe with this 12 pack of hardwired smoke and carbon monoxide alarms; the battery backup means constant monitoring, even if there's a power failure.
More information #ad
Rigorously tested to meet UL standards. Can connect to other compatible BRK or First Alert detectors, to ensure all alarms will sound when a threat is detected. Features an electrochemical Carbon Monoxide sensing technology as well as an ionization sensor that detects the fine particles of a fast burning fire. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety.
Brand | FIRST ALERT #ad |
Manufacturer | First Alert / BRK Brands, Inc. #ad |
Height | 12.63 Inches |
Length | 14.43 Inches |
Width | 6.19 Inches |
Part Number | SC9120B |
Model | BRK SC9120B-12 |
Warranty | 7 Year Limited |
More information #ad
4. Kidde
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Kidde KN-COSM-BA Battery-Operated Combination Carbon Monoxide and Smoke Alarm with Talking Alarm , WHITE
#adKidde #ad - A single unit can be installed where previously two were needed. Battery safeguard ensures the unit cannot be accidentally mounted without batteries installed. Meets requirements of Underwriters Laboratories UL, an independent facility that tests products for safety compliance.More information #ad
Test-reset button tests alarm circuitry and triggers the voice announcement. Talking alarm announces the hazard type detected, helping to speed up reaction time.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 1.8 Inches |
Length | 5.6 Inches |
Weight | 0.65 Pounds |
Width | 5.6 Inches |
Part Number | 900010202 |
Model | KN-COSM-BA |
Warranty | Ten-year limited warranty |
More information #ad
5. FIRST ALERT
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First Alert BRK SCO2B Smoke and Carbon Monoxide CO Detector with 9V Battery , White
#adFIRST ALERT #ad - Latching alarm indicator remembers which unit initiated an alarm. It can ship within the US except New York and California. Latching alarm indicator Remembers Which Unit Initiated an Alarm.Two locking features Pins Lock Battery Drawer and/or Alarm to Base. Separate smoke and CO detects both dangers and eliminates the need for two separate alarms. Electrochemical CO Sensor is the most accurate technology available.
More information #ad
Electrochemical co sensor is the most accurate technology available. End of life signal provides Audible Notice When Alarm Needs to be Replaced. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety. Separate smoke and co detects both dangers and eliminates the need for two separate alarms.Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 2 Inches |
Length | 5.6 Inches |
Weight | 0.59 Pounds |
Width | 5.6 Inches |
Part Number | SC02B |
Model | SCO2B |
Warranty | 7 Year Limited Warranty |
More information #ad
6. FIRST ALERT
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FIRST ALERT BRK SC7010B-12 Hardwired Smoke and Carbon Monoxide CO Detector with Battery Backup, 12-Pack
#adFIRST ALERT #ad - Can connect to other compatible BRK or First Alert detectors, to ensure all alarms will sound when a threat is detected. 10-year limited warranty; equipped with end-of-life signal chirp, so you know when it's time to replace the unit for your safety.Keep your family safe with this 12-pack of hardwired smoke and carbon monoxide alarms; the battery backup means constant monitoring, even if there's a power failure. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety.
More information #ad
In case of danger, the loud spread-spectrum alarm is designed to be heard easily by even those with some hearing issues. Features electrochemical co sensing technology as well as a photo electric sensor equipped with Optipath 360 technology that enhances detection with 360-degree access and reliably detects smoke from smoldering fires. Rigorously tested to meet UL standards.Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 2 Inches |
Length | 5 Inches |
Weight | 0.74 Pounds |
Width | 5 Inches |
Part Number | SC7010BFF-12 |
Model | BRK SC7010B-12 |
More information #ad
7. FIRST ALERT
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Battery Operated, First Alert 2-in-1 Z-Wave Wireless Smoke Detector & Carbon Monoxide Alarm
#adFIRST ALERT #ad - Unit uses wireless z wave technology to send mobile alerts if the alarm goes off, so you are aware whether you're at home or away. Photoelectric smoke sensor helps reduce false alarms caused by cooking or shower steam. 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.Help keep your family safe with this battery powered smoke and carbon monoxide detector alarm.
More information #ad
2 aa batteries included. Certified to work with smart home systems such as ring alarm security system, Samsung Smart things, and Nexia Home Intelligence when connected to a Z wave gateway hub sold separately; Consult hub manufacturer to ensure compatibility with this first alert device; Not compatible with wink or Onelink. 7 year limited warranty; Meets UL217 & UL2034 standards. Includes an 85 decibel horn, single test/silence button, side access to a tamper resistant battery door, and pins that lock the alarm to the mounting bracket. Electrochemical carbon monoxide sensor offers advanced detection technology.
Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 2.5 Inches |
Length | 8 Inches |
Weight | 0.69 Pounds |
Width | 7 Inches |
Part Number | ZCOMBO |
Model | ZCOMBO |
Warranty | 7 year manufacturer warranty |
More information #ad
8. FIRST ALERT
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3-Pack, CO605, FIRST ALERT Plug-In Carbon Monoxide Detector with Battery Backup
#adFIRST ALERT #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. 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.All first alert co alarms are rigorously tested to meet UL standards.
More information #ad
Features an advanced electrochemical carbon monoxide sensor that accurately detects carbon monoxide levels, no matter where the detector is placed in the room. To ensure complete protection make sure to place 1 on each level of your home and in each bedroom. Simple to use, with a single test/silence button; A loud 85 decibel alarm sounds when Carbon Monoxide levels reach dangerous levels.Brand | FIRST ALERT #ad |
Manufacturer | First Alert / BRK Brands, Inc. #ad |
Height | 9 Inches |
Length | 6.75 Inches |
Weight | 1.9 Pounds |
Width | 6.9 Inches |
Part Number | CO605 |
Model | CO605 |
Warranty | 7 Year Limited |
More information #ad
9. Kidde
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CO Alarm with Replacement Alert, Kidde Carbon Monoxide Detector, AC Plug-In with Battery Backup
#adKidde #ad - Plug-in that still works during a power failure - 2-AA batteries included provide backup for your CO alarm in the event of a power outage. Ul certified, 10-year limited warranty. Purchase multiple alarms for whole-home detection - place 1 carbon monoxide detector on each level of your home & outside each sleeping area to help protect against poisonous CO gas.More information #ad
Easy & quick installation - plugs into any standard AC wall outlet. Co detector alerts with a loud 85dB warning signal indicating 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
10. FIRST ALERT
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White, FIRST ALERT Dual-Power Plug-In Carbon Monoxide Detector with Battery Backup and Digital Display, CO615 , 3-Pack
#adFIRST ALERT #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. Features an advanced electrochemical carbon monoxide sensor; Peak Level feature displays the highest concentration of carbon monoxide measured.All first alert co alarms are rigorously tested to meet UL standards. 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
To ensure complete protection make sure to place one on each level of your home and in each bedroom. 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.
Brand | FIRST ALERT #ad |
Manufacturer | First Alert / BRK Brands, Inc. #ad |
Height | 9 Inches |
Length | 6.75 Inches |
Weight | 0.01 Pounds |
Width | 8.9 Inches |
Part Number | CO615 |
Model | CO615 |
Warranty | 7 Year Limited |
More information #ad