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Know from anywhere. Get phone alerts so you know something's wrong even when you're away from home1. Connectivity: Bluetooth 4. 0 le, wi-fi 4 802. 11n. Split spectrum sensor looks for both fast burning and smoldering, and tells you where the danger is.
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. Tells you what and where. Nest protect is the first alarm you can hush from your phone. App silence. 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. Heads-up.

It can keep you and your family safe at any time. Combo smoke and co detecor: 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.
No hardwired anymore. Low battery signal: low battery voltage signal and end of life warning ensures the co detector can work normal.

Can connect to other compatible BRK or First Alert detectors, to ensure all alarms will sound when threat is detected.
Rigorously tested to meet UL standards. Features an electrochemical carbon monoxide sensing technology as well as an ionization sensor for smoke detection. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety.

Fire & co detector in 1 unit with alert modes, that states, LED lights, "Fire! Fire!", "Warning! Carbon Monoxide!", & voice alarm, or "Low Battery!". Ul certified, 10-year limited warranty. Protects during a power failure - combo smoke and CO detector operates on a 120VAC power source with 2-AA battery backup.



Pls kindly press if false alarm. Environment friendly, contact with us without hesitation, without smell, radiation or harm.
Lcd display: clearly indicates real-time carbon monoxide CO concentration in the surrounding air, as well as the remaining battery life and working status of the alarm. No hardwired anymore, very convenient to install at home or bedroom - wall mount, screws included. Safety and 5 year warranty: low battery signal alarm and "end of life"warning ensures the detector can work normal. Easy install and use: the alarm can easily install with mounting bracket.

No battery replacement needed - combo smoke and CO detector operates on a non-replaceable, 10-year lithium battery. Ul certified, 10-year limited warranty. Fire & co detector in 1 unit with alert modes, LED light, test-silence button, & Replacement Alert: a chirp that notifies when the unit needs to be replaced.

Loud 85-decibel alarm is designed to be heard easily. 2-in-1 accurate, reliable & highly sensitive alarm: equipped with both photoelectric smoke sensor and electrochemical CO sensor that work independently of each other; every second counts; detects both fast and slow-burning fires, and instantly notifies you when dangerous smoke or CO concentration is detected while minimizing false alarms; provides the ultimate protection from 2 deadly threats, all contained in 1 unit.
Lcd display: clearly indicates real-time carbon monoxide CO concentration in the surrounding air, as well as the remaining battery life and working status of the alarm. Test/silence button: tests the unit for proper operation and resets the smoke and carbon monoxide alarm, Alarm Volume: Loud > 85dBA at 1 meters. Easy install and use: the alarm can easily install with mounting bracket. No hardwired anymore, very convenient to install at home or bedroom - wall mount, screws included.

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. Rigorously tested to meet UL standards.
Features a sleek, low profile design to blend more fully into the wall and out of sight. 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. Complies with all current 10 year legislation in U. S.
1. Google
#ad
Battery Operated , White, Google Nest Protect, Smoke Alarm, Smoke Detector and Carbon Monoxide Detector, S3000BWES
#adGoogle #ad - The nest smoke and carbon monoxide alarm has sensors with a 10-year lifespan to help keep your family safe for up to a decade. 10-year carbon monoxide sensor. A light in the dark: usually nest Protect has its light turned off but when you walk underneath it Pathlight can light your way.Know from anywhere. Get phone alerts so you know something's wrong even when you're away from home1. Connectivity: Bluetooth 4. 0 le, wi-fi 4 802. 11n. Split spectrum sensor looks for both fast burning and smoldering, and tells you where the danger is.
More information #ad
Carbon monoxide is odorless, invisible and deadly. Nest protect uses two wavelengths of light to look for both fast and slow burning fires. 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. Tells you what and where. Nest protect is the first alarm you can hush from your phone. App silence. 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. Heads-up.
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. Elvicto
#ad
Kitchen, 3 Pack 10 Year Battery Operated Smoke Detector and Carbon Monoxide Detector, Travel Portable Photoelectric Fire Co Alarm for Home
#adElvicto #ad - Environment friendly, without smell, radiation or harm. Test/slience button: tests the unit for proper operation and resets the carbon monoxide alarm, Alarm. A loud 85-decibel alarm sounds when carbon monoxide, and Smoke levels begin to rise, Easy to Install and Use: The alarm can easily install with mounting bracket.It can keep you and your family safe at any time. Combo smoke and co detecor: 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.
More information #ad
10 year battery operated: this combination smoke detector and carbon monoxide detector alarm provides 10 years of continuous power with a built-in lithium battery; provides continuous monitoring of smoke and CO levels, even if there's a power failure; an end-of-life signal will let you know when it’s time to replace the unit for safety. No hardwired anymore. Low battery signal: low battery voltage signal and end of life warning ensures the co detector can work normal.
Brand | Elvicto #ad |
Manufacturer | Elvicto #ad |
Model | GS811-A |
More information #ad
3. FIRST ALERT
#ad
FIRST ALERT BRK SC9120B Hardwired Smoke and Carbon Monoxide CO Detector with Battery Backup, 1 pack , White
#adFIRST ALERT #ad - 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. 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.Can connect to other compatible BRK or First Alert detectors, to ensure all alarms will sound when threat is detected.
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. 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. Rigorously tested to meet UL standards. Features an electrochemical carbon monoxide sensing technology as well as an ionization sensor for smoke detection. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety.
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
4. Kidde
#ad
Hardwired, Voice Alert, Interconnect Combination Smoke & CO Alarm with Battery Backup, Kidde Smoke & Carbon Monoxide Detector
#adKidde #ad - 120v ac, all kidde brand hard wired smoke alarms are interconnectable with the KN-COSM-IBA. Meets safety standards set by Underwriters Laboratories UL and interconnects with other KN-COSM-IBA models.Fire & co detector in 1 unit with alert modes, that states, LED lights, "Fire! Fire!", "Warning! Carbon Monoxide!", & voice alarm, or "Low Battery!". Ul certified, 10-year limited warranty. Protects during a power failure - combo smoke and CO detector operates on a 120VAC power source with 2-AA battery backup.
More information #ad
Ionization sensing technology - hardwired smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire. Test-hush feature - silences the unit for approximately 9 minutes; tamper-resistant technology deters removal of the unit from the wall or ceiling.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 6 Inches |
Length | 2 Inches |
Weight | 0.4 Pounds |
Width | 6 Inches |
Part Number | 21026041 |
Model | KN-COSM-IBA |
Warranty | 10 Year Limited |
More information #ad
5. Kidde
#ad
Interconnect Combination Smoke & CO Alarm, Battery Powered, Voice Alert, Kidde Smoke & Carbon Monoxide Detector
#adKidde #ad - Protects during a power failure - combo smoke and CO alarm operates on 2-AA batteries. Test-hush feature - silences the unit for approximately 8 minutes; tamper-resistant technology deters removal of the unit from the wall or ceiling.More information #ad
Ionization sensor technology - smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire. Ul certified, 10-year limited warranty. Fire & co detector in 1 unit with alert modes, "fire! fire!", "Warning! Carbon Monoxide!", & voice alarm, LED lights, that states, or "Low Battery!".Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 5.6 Inches |
Length | 1.8 Inches |
Weight | 0.8 Pounds |
Width | 5.6 Inches |
Part Number | 21026043 |
Model | KN-COSM-BA |
Warranty | 5-year limited warranty |
More information #ad
6. FIRST ALERT
#ad
First Alert SCO500B Wireless Interconnected Photoelectric Smoke and Carbon Monoxide Combo Alarm with Voice and Location
#adFIRST ALERT #ad - Battery operated smoke and carbon monoxide alarm can be installed easily. Voice alarm gives clear indication of what the danger is and where it is located. When your alarms are interconnected, they communicate with each other, forming an integrated system of protection for your home.More information #ad
When one alarm sounds, all alarms will sound. Connects multiple alarms together for wireless safety network not z-wave compatible. Wireless interconnect uses radio frequency communication to connect the alarms, without any electrical wiring needed.Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 5.13 Inches |
Length | 5.13 Inches |
Weight | 0.6 Pounds |
Width | 2.38 Inches |
Part Number | SCO500B |
Model | OLCOMBOVFF |
Warranty | 7 |
More information #ad
7. Elvicto
#ad
3 Pack Combination Photoelectric Smoke Alarm and Carbon Monoxide Detector Battery Operated with Digital Display
#adElvicto #ad - 2-in-1 accurate, and instantly notifies you when dangerous smoke or co concentration is detected while minimizing false alarms; provides the ultimate protection from 2 deadly threats, reliable & highly sensitive alarm: equipped with both photoelectric smoke sensor and electrochemical CO sensor that work independently of each other; every second counts; detects both fast and slow-burning fires, all contained in 1 unit.Pls kindly press if false alarm. Environment friendly, contact with us without hesitation, without smell, radiation or harm.
More information #ad
If any problem, we will reply to you asap. Test and silence button: tests the unit for proper operation and resets the smoke and carbon monoxide alarm, Alarm Volume: Loud > 85dBA at 1 meters. Loud 85-decibel alarm is designed to be heard easily. Lcd display: clearly indicates real-time carbon monoxide CO concentration in the surrounding air, as well as the remaining battery life and working status of the alarm. No hardwired anymore, very convenient to install at home or bedroom - wall mount, screws included. Safety and 5 year warranty: low battery signal alarm and "end of life"warning ensures the detector can work normal. Easy install and use: the alarm can easily install with mounting bracket.
Brand | Elvicto #ad |
Manufacturer | Elvicto #ad |
Part Number | 236 |
Model | GS811-A |
More information #ad
8. Kidde
#ad
Kidde Smoke & Carbon Monoxide Detector, Combination Smoke & CO Alarm with Lithium Battery, Replacement Alert
#adKidde #ad - Photoelectric & electrochemical sensing technology - combination smoke & CO detector detects visible fire particles, 85 decibel alarm alerts of fire.No battery replacement needed - combo smoke and CO detector operates on a non-replaceable, 10-year lithium battery. Ul certified, 10-year limited warranty. Fire & co detector in 1 unit with alert modes, LED light, test-silence button, & Replacement Alert: a chirp that notifies when the unit needs to be replaced.
More information #ad
Replacement alert - can be silenced for 3 days at a time, maximum of 30 days; tamper-resistant technology deters removal of the unit or battery from the wall or ceiling.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 1.6 Inches |
Length | 5.22 Inches |
Weight | 0.31 Pounds |
Width | 5.22 Inches |
Part Number | 21010170 |
Model | P3010k-CO |
Warranty | 10 year limited warranty |
More information #ad
9. Lecoolife
#ad
2 Pack Combination Photoelectric Smoke Alarm and Carbon Monoxide Detector Digital Display, Battery Operated, Protect Your Home from Fire and Gas Leaks
#adLecoolife #ad - If any problem, without smell, we will reply to you asap. Safety and 5 year warranty: low battery signal alarm and "end of life"warning ensures the detector can work normal. Pls kindly press if false alarm. Environment friendly, contact with us without hesitation, radiation or harm.Loud 85-decibel alarm is designed to be heard easily. 2-in-1 accurate, reliable & highly sensitive alarm: equipped with both photoelectric smoke sensor and electrochemical CO sensor that work independently of each other; every second counts; detects both fast and slow-burning fires, and instantly notifies you when dangerous smoke or CO concentration is detected while minimizing false alarms; provides the ultimate protection from 2 deadly threats, all contained in 1 unit.
More information #ad
Lcd display: clearly indicates real-time carbon monoxide CO concentration in the surrounding air, as well as the remaining battery life and working status of the alarm. Test/silence button: tests the unit for proper operation and resets the smoke and carbon monoxide alarm, Alarm Volume: Loud > 85dBA at 1 meters. Easy install and use: the alarm can easily install with mounting bracket. No hardwired anymore, very convenient to install at home or bedroom - wall mount, screws included.
Brand | Lecoolife #ad |
Manufacturer | Lecoolife #ad |
Part Number | 110 |
Model | GS528A |
More information #ad
10. First Alert
#ad
First Alert BRK PRC710 Smoke and Carbon Monoxide Alarm with Built-In 10-Year Battery , White
#adFirst Alert #ad - 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.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. Rigorously tested to meet UL standards.
More information #ad
Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety. States/cities where required. A loud 85 decibel alarm sounds when Carbon Monoxide, and Smoke levels begin to rise. Features a sleek, low profile design to blend more fully into the wall and out of sight. 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. Complies with all current 10 year legislation in U. S.
Brand | First Alert #ad |
Manufacturer | First Alert #ad |
Height | 0.96 Inches |
Length | 4.92 Inches |
Weight | 1.4 Pounds |
Width | 4.92 Inches |
Part Number | PRC710 |
Model | PRC710 |
More information #ad