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Faster response time to danger with loud 85 db alarm: Upgraded photoelectric sensor significantly increases the alarm’s sensitivity for a faster response time while minimizing false alarms; 85 dB alarm is loud enough to alert all members in the household.
Real-time reminders: you will receive a real-time notification on your smartphone whenever an alarm is triggered or any status is changed, making your life more convenient. Easy installation: simply install the smoke alarm onto the ceiling where you need it refer to the section Installation Positioning in the user manual, connect the device to the app, and the device is ready to use.

Voice alarm with 11 programmable locations tells you where the danger is so you can choose the best evacuation route; Loud, 85-decibel siren sounds to alert you to danger.
Equipped with photoelectric smoke sensor optimized to detect larger smoke particles produced by smoldering fires; Helps minimize the number of false alarms. Battery powered alarm requires no rewiring for installation and provides continued monitoring even if there's a power failure; use with Polaroid AA batteries for best results.

Wide coverage for full home protection: featuring a relay function that extends transmission range, this radio-interlinked alarm can be interconnected with up to 24 smoke alarms to create a smart home network with no blind spots, even on different floors or in the basement and garage.

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. Co detector looks out for carbon monoxide and tells you where it's located.
Tells you what and where. Connectivity: Bluetooth 4. 0 le, wi-fi 4 802. 11n. 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. 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.

Certified to work with smart home systems such as ring Alarm, Samsung SmartThings, and Nexia Home Intelligence when connected to a Z-Wave Plus gateway hub sold separately; Not compatible with Wink or Onelink.
The z-wave plus with smart start feature allows a faster and more intuitive connection of device to hub and on-boarding via QR code scan located on device. Receive real-time notifications in the Ring App when smoke or carbon monoxide is detected. This device is certified to work with Ring; Requires Ring Alarm to Work with Ring.


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Faster response to dangers with loud 85 dB Alarm: Upgraded photoelectric and electrochemical sensors significantly increase the sensitivity of the alarm for a faster response time while minimizing false alarms. Combination smoke and carbon monoxide Alarm: One alarm to protect against 2 deadly threats, including smoke and carbon monoxide; accurately detects carbon monoxide from any potential source.

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.
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. It can ship within the US except New York. Tells you whether the danger is smoke or carbon monoxide and where the threat is among up to 11 preprogrammed locations in your home.

1. FIRST ALERT
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First Alert SCO500B Wireless Interconnected Photoelectric Smoke and Carbon Monoxide Combo Alarm with Voice and Location
#adFIRST ALERT #ad - Connects multiple alarms together for wireless safety network not z-wave compatible. Voice alarm gives clear indication of what the danger is and where it is located. Battery operated smoke and carbon monoxide alarm can be installed easily.More information #ad
When your alarms are interconnected, they communicate with each other, forming an integrated system of protection for your home. When one alarm sounds, all alarms will sound. 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
2. X-Sense
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Wireless Smart Fire Smoke Alarm with Replaceable Lithium Battery & Silence Button, XS01-WT, Auto Self-Check Function, X-Sense Wi-Fi Smoke Detector
#adX-Sense #ad - Silence alarm via app: allows you to temporarily silence any annoying alarms caused by kitchen fumes, smoking, etc. Self-check function: continuously checks the battery status and Wi-Fi connection; if there is any problem with the self-check, you’ll receive a notification on your smartphone app immediately.Faster response time to danger with loud 85 db alarm: Upgraded photoelectric sensor significantly increases the alarm’s sensitivity for a faster response time while minimizing false alarms; 85 dB alarm is loud enough to alert all members in the household.
More information #ad
Via the app; no more trying to push the silence button with a broomstick or with the help of a ladder, making it easier for the elderly and those with reduced mobility. Real-time reminders: you will receive a real-time notification on your smartphone whenever an alarm is triggered or any status is changed, making your life more convenient. Easy installation: simply install the smoke alarm onto the ceiling where you need it refer to the section Installation Positioning in the user manual, connect the device to the app, and the device is ready to use.
Brand | X-Sense #ad |
Manufacturer | X-Sense #ad |
Height | 1.9 Inches |
Length | 3 Inches |
Width | 3 Inches |
Model | XS01-WT |
More information #ad
3. FIRST ALERT
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Battery Operated, 2 Pack, First Alert SA511CN2-3ST Wireless Interconnected Smoke Alarm with Voice Location
#adFIRST ALERT #ad - Wirelessly connect upto 18 first alert enabled alarms for the maximum in whole home protection; includes test/silence button, low battery warning, end of life timer. 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.Voice alarm with 11 programmable locations tells you where the danger is so you can choose the best evacuation route; Loud, 85-decibel siren sounds to alert you to danger.
More information #ad
Help keep your family safe with these battery operated smoke alarms that wirelessly interconnect with each other and other First Alert enabled alarms so that all sound when one is activated, creating a home safety network; comes in a pack of 2 alarms. Equipped with photoelectric smoke sensor optimized to detect larger smoke particles produced by smoldering fires; Helps minimize the number of false alarms. Battery powered alarm requires no rewiring for installation and provides continued monitoring even if there's a power failure; use with Polaroid AA batteries for best results.
Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 0 Inches |
Length | 0 Inches |
Weight | 0.65 Pounds |
Width | 0 Inches |
Part Number | SA511CN2-3ST |
Model | SA511CN2-3ST |
Warranty | 10 year |
More information #ad
4. X-Sense
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6-Pack, XS01-WR Link+, Upgraded Version X-Sense Wireless Interconnected Smoke Detector Fire Alarm with Over 820 feet Transmission Range
#adX-Sense #ad - Worry-free after-sales services: all x-sense smoke alarms come with a 60-day money-back guarantee, a 5-year warranty, and lifetime customer support with one working day; clear, easy-to-follow instructions are included for convenience; feel free to contact us if you have any questions. Easy to install, and operate: this mini smoke alarm can be quickly installed onto any wall or ceiling without hardwiring; simply press the test/silence button to interconnect your wireless smoke alarms the alarms in one multi-pack have already been interconnected; easy to test the alarm regularly or silence false alarms e.More information #ad
G. Interconnect, cooking fumes with a simple push. 5-year replaceable battery & self-check: the battery supports 5-year continuous use and can be easily replaced by yourself; a low-battery warning lets you know when it’s time to replace the battery. Know from anywhere: when one alarm is triggered, all interlinked smoke alarms will sound, so you and your family can hear the alarm from anywhere in your home; an intelligent locating function allows you to quickly locate the source of the fire, giving you every extra life-saving second to control the fire or evacuate. Wide coverage for full home protection: featuring a relay function that extends transmission range, this radio-interlinked alarm can be interconnected with up to 24 smoke alarms to create a smart home network with no blind spots, even on different floors or in the basement and garage.
Brand | X-Sense #ad |
Manufacturer | X-Sense #ad |
Height | 1.9 Inches |
Length | 3 Inches |
Weight | 1.7 Pounds |
Width | 3 Inches |
Model | XS01-WR |
Warranty | 60-day money-back guarantee, 5-year quality warranty, and lifetime technical support |
More information #ad
5. Google
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White, Smoke Detector and Carbon Monoxide Detector, Smoke Alarm, S3000BWES, Google Nest Protect, Battery Operated
#adGoogle #ad - App silence. Heads-up. Simply walk to the Nest Protect that noticed the problem and open the Nest app. With app silence you can silence the smoke alarm with your phone in the Nest app when there's only a little smoke. When there’s co, nest Protect tells you where it’s hiding.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. Co detector looks out for carbon monoxide and tells you where it's located.
More information #ad
10-year carbon monoxide sensor. Get a friendly voice alert so you can handle burning toast before it becomes a burning toaster. Split-spectrum sensor. Nest protect is the first alarm you can hush from your phone. Get phone alerts so you know something's wrong even when you're away from home1. Tells you what and where. Connectivity: Bluetooth 4. 0 le, wi-fi 4 802. 11n. 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. 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.
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
6. FIRST ALERT
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First Alert Z-Wave Smoke Detector & Carbon Monoxide Alarm, 2nd Generation, Works with Ring Alarm
#adFIRST ALERT #ad - Help keep your family safe with this battery-powered smoke detector and carbon monoxide alarm; includes 2 AA batteries. Enjoy improved compatibility, easier setup and a seamless in-app experience. Photoelectric smoke sensor helps reduce false alarms caused by cooking or shower steam.Certified to work with smart home systems such as ring Alarm, Samsung SmartThings, and Nexia Home Intelligence when connected to a Z-Wave Plus gateway hub sold separately; Not compatible with Wink or Onelink.
More information #ad
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. The z-wave plus with smart start feature allows a faster and more intuitive connection of device to hub and on-boarding via QR code scan located on device. Receive real-time notifications in the Ring App when smoke or carbon monoxide is detected. This device is certified to work with Ring; Requires Ring Alarm to Work with Ring.
Brand | FIRST ALERT #ad |
Manufacturer | First Alert #ad |
Height | 8.5 Inches |
Length | 3.66 Inches |
Weight | 0.68 Pounds |
Width | 6.75 Inches |
Part Number | 1044807 |
Model | 1044807 |
Warranty | 7 Year Limited Warranty |
More information #ad
7. Kidde
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Battery Powered, Kidde Smoke & Carbon Monoxide Detector, Voice Alert, Interconnect Combination Smoke & CO Alarm
#adKidde #ad - Test-hush feature - silences the unit for approximately 8 minutes; tamper-resistant technology deters removal of the unit from the wall or ceiling. Fire & co detector in 1 unit with alert modes, that states, "fire! fire!", LED lights, "Warning! Carbon Monoxide!", & voice alarm, or "Low Battery!".More information #ad
Protects during a power failure - combo smoke and CO alarm operates on 2-AA batteries. Ionization sensor technology - smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire. Ul certified, 10-year limited warranty.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
8. X-Sense
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SC06, Compliant with UL 217 & UL 2034 Standards, 10-Year Battery-Operated Dual Sensor Fire & CO Alarm, X-Sense 2-in-1 Smoke and Carbon Monoxide Detector Alarm Not Hardwired
#adX-Sense #ad - Simple installation & operation: this battery-operated unit can be installed quickly and effortlessly without an electrician; one-button operation allows you to test and silence the alarm with ease. Premium quality: made from a premium pc material, ensuring exceptional quality and protection; approved by the ETL and meets the UL 217 and UL 2034 safety standards;comes with a 60-day money-back guarantee, a 5-year warranty, and lifetime customer support.1
More information #ad
10-year battery-operated smoke and co alarm: a sealed lithium battery enables the unit to keep you and your family safe and sound for up to a decade with no need to replace batteries frequently; a low battery warning lets you know the unit is coming to its end of life. Faster response to dangers with loud 85 dB Alarm: Upgraded photoelectric and electrochemical sensors significantly increase the sensitivity of the alarm for a faster response time while minimizing false alarms. Combination smoke and carbon monoxide Alarm: One alarm to protect against 2 deadly threats, including smoke and carbon monoxide; accurately detects carbon monoxide from any potential source.
Brand | X-Sense #ad |
Manufacturer | X-Sense #ad |
Height | 2 Inches |
Length | 5.7 Inches |
Weight | 2.9 Pounds |
Width | 5.7 Inches |
Model | SC06 |
Warranty | 60-day money-back guarantee, 5-year quality warranty, and lifetime technical support |
More information #ad
9. FIRST ALERT
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First Alert SCO7CN Combination Smoke and Carbon Monoxide Detector with Voice and Location, Battery Operated , White
#adFIRST ALERT #ad - Features an electrochemical carbon monoxide sensing technology as well as a photoelectric sensor that detects the larger particles of a smoldering fire. Keep your family safe with this talking battery operated smoke and carbon monoxide alarm; it's equipped with voice and location, so you are alerted of the danger and where it originates from across your house.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
Simple to use, with a single test/silence button, and EZ access battery drawer allows you to change batteries without removing alarm from the ceiling. 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. It can ship within the US except New York. Tells you whether the danger is smoke or carbon monoxide and where the threat is among up to 11 preprogrammed locations in your home.
Brand | FIRST ALERT #ad |
Manufacturer | Petra Industries, Inc. - Consumer Electronics Replen #ad |
Height | 5 Inches |
Length | 5 Inches |
Weight | 0.67 Pounds |
Width | 2 Inches |
Part Number | SCO7CN |
Model | PC900V |
More information #ad
10. Kidde
#ad
Battery Powered, Kidde Smoke Detector, Smoke Alarm
#adKidde #ad - Low battery warning feature indicates when the battery needs replacement. Ionization sensing technology - smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire.More information #ad
Easy installation - smoke detector is powered by a 9-volt battery; no hardwiring required. Ul certified, 10-year limited warranty. Test-silence button - allows for test & silence of alarm.Brand | Kidde #ad |
Manufacturer | Kidde Safety #ad |
Height | 1 Inches |
Length | 2 Inches |
Weight | 0.62 Pounds |
Width | 1 Inches |
Part Number | i9050 |
Model | i9050 |
More information #ad