Best Smoke Sensor

First Alert Slim Photoelectric Smoke Alarm with 10-Year Sealed Battery, PR710, White

Complies with all current 10-year legislation in U.S. states/cities where required.
Slim shape is half as thick as a standard smoke alarm.
easy twist-lock mounting system and tamper-resistant design.
Equipped with photoelectric smoke sensor optimized to detect larger smoke particles produced by smoldering fires.
helps minimize the number of false alarms.
Patented smoke entry system allows for a direct path to the sensor.
Features loud 85-decibel alarm and single test/silence button.

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Ecoey Smoke Carbon Monoxide Detector Alarm, 10 Year Battery Operated, Dual Sensor Smoke CO Combo Alarm with Silence Function,FJ183-A,1 Pack

10 YEARS LIFE: This smoke and carbon monoxide detector contains 1 built-in 3V lithium battery, and could keep for 10 year without replacing to protect environment and save time. Low battery warning will open when you need to change smoke detector.
2-IN-1 FUNCTION: Photoelectric smoke sensor and electrochemical CO sensor work independently, smoke alarm prior to CO alarm. Smoke monoxide detector detects fast and slow-burning fires with minimized false alarms, provides you the ultimate protection.
HOW TO TEST & SILENCE: Test and silence combo smoke CO alarm by pressing test/silence button, mute time last for 10 minute. Fire alarm tone is over 85 dB at 3 meter and will sound throughout your entire home.
HIGH-TECH: This 2 in 1 smoke and carbon monoxide alarm has a built-in intelligent chipset. LED light is green in normal and turn red in emergency, fire alarms smoke detectors detect the safety of your house at anytime.
INSTALL EASILY: Smoke alarm(not hardwired) can be installed in 5 minutes by yourself, coming with screws and bracket. Smoke alarms can be mounted in ceiling or wall of every room, bedroom, kitchen to ensure the safety of you and your family.

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Ecoey 10-Year Smoke and Carbon Monoxide Detector, Dual Sensor Smoke CO Alarm with Built-in Battery and Silence Function,FJ183-A,4 Packs

...FE: This smoke and carbon monoxide detector contains 1 built-in 3V lithium battery, and could keep for 10 year without replacing to protect environment and save time. Low battery warning will open when you need to change smoke detector.
2-IN-1 FUNCTION: Photoelectric smoke sensor and electrochemical CO sensor work independently, smoke alarm prior to CO alarm. Smoke monoxide detector detects fast and slow-burning fires with minimized false alarms, provides you the ultimate protection.
HOW TO TEST & SILENCE: Test and silence combo smoke CO alarm by pressing test/silence button, mute time last for 10 minute. Fire alarm tone is over 85 dB at 3 meter and will sound throughout your entire home.
HIGH-TECH: This 2 in 1 smoke and carbon monoxide alarm has a built-in intelligent chipset. LED light is green in normal and turn red in emergency, fire alarms smoke detectors detect the safety of your house at anytime.
INSTALL EASILY: Smoke alarm(not hardwired) can be installed in 5 minutes by yourself, coming with screws and bracket. Smoke alarms can be mounted in ceiling or wall of every roo....

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Smoke and Carbon Monoxide Detector Alarm,10-Year Battery Not Hardwired ,Dual Sensor Smoke CO Alarm Complies with UL 217 & UL 2034 Standards Auto-Check,AJ-938

10-Year Battery And 10-Year Sensor: This smoke and carbon monoxide alarm provides 10 years of continuous power with a built-in lithium battery, saving....
Hush Function: This smoke and carbon monoxide alarm fire alarm has been redesigned from the inside out, and it will confirm that smoke triggers the....
Reliable And Highly Sensitive Alarm: Equipped with both photoelectric smoke sensor and electrochemical CO sensor that work independently of each....
Simple To Use: Test/Silence button enables you to test the alarm weekly, and to easily silence the alarm when false alarms occur.
Quick And Easy Installation with Guaranteed Quality: Requires no rewiring.
easy to mount on any wall or ceiling with the included mounting bracket,....

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First Alert Wireless Interconnected Photoelectric Smoke and Carbon Monoxide Combo Alarm & SA511CN2-3ST Wireless Interconnected Smoke Alarm with Voice Location, Battery Operated, 2 Pack

Product 1: Battery-operated smoke and carbon monoxide alarm.
Product 1: Connects multiple alarms together for wireless safety network.
Product 1: Voice alarm gives clear indication of where the problem is located.
Product 1: Features photoelectric smoke sensor and electrochemical CO sensor.
Product 2: 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.
Product 2: 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.
Product 2: Equipped with photoelectric smoke sensor optimized to detect larger smoke particles produced by smoldering fires.
Helps minimize the number of false alarms.
Product 2: 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.

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Smoke and Carbon Monoxide Detector Combo with Sound Warning and Number Display Battery Powered

Combination Smoke Detector and Carbon Monoxide Detector Can Detect the threat of these Two Gases..
ared Photoelectric Sensor Detects Smoke, Smoke Detector While Minimizing false alarms..
Carbon Monoxide Detector alarm Using High accurate Electrochemical Sensor, alerts you to Carbon Monoxide Danger. insurance Safety of your life..
The Battery - powered Smoke CO Detector Can be installed Quickly and Easily. You Can Hear the low power alarm When the Power is Close to Run out, and....
Suitable for all the Place Possible to Produce Carbon Monoxide , Such as your Home Kitchen, Bedroom, Bathroom, Hotel. Also Useful When you are....

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First Alert SA303CN3 Battery Powered Ionization Smoke Alarm with Test/Silence Button , White

Help keep your family safe with this battery powered smoke alarm featuring an ionization sensor for smoke detection.
a loud 85 decibel alarm sounds when smoke levels are elevated.
Ionization sensor is effective in recognizing smoke from flaming fires such as paper and grease fires.
Battery operated alarm unit provides continuous monitoring even if there's a power failure.
Tamper resistant alarm also features a single test/silence button, side battery door, and missing battery guard.
To ensure complete protection make sure to place one on each level of your home and in each bedroom.
It can ship within the US except New York.
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).

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First Alert Smoke Detector and Carbon Monoxide Detector Alarm | Z-Wave

Help keep your family safe with this battery-operated smoke and carbon monoxide combination alarm. This easy-to-install smoke and carbon monoxide combination alarm connects with other Z-Wave compatible alarms and a Z-Wave hub (sold separately).
Integrated wireless alarm system is Iris compatible to send you mobile alerts and emails, so you’re aware of dangers after the alarm is activated, whether you’re home or away.
Alarm features photoelectric smoke-sensing technology optimized to detect larger smoke particles produced by smoldering fires, and an electrochemical carbon monoxide sensor.
Certified for use with Nexia Home Intelligence, Ring Home Security System, and other third party Z-Wave systems.
Includes test/silence button, side-access battery door, plus a tamper-resistant battery drawer and pins that lock the alarm to the mounting bracket.
Certified for use with Nexia Home Intelligence or other Z-Wave systems.
Combination Smoke and Carbon Monoxide protection that alerts you whether you are home or away.
Photoelectric smoke sensor helps reduce false alarms such as from cooking or shower steam.

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X-Sense Hardwired Combination Smoke and Carbon Monoxide Detector, Hardwired Interconnected Smoke and CO Detector Alarm with Replaceable Battery Backup, XP04, Pack of 3

More Accurate with Intelligent Technology: This hardwired smoke alarm and carbon monoxide detector combines an advanced photoelectric smoke sensor and a Figaro electrochemical CO sensor to detect smoke from smoldering fires and dangerous CO levels quickly.
Hardwired Alarm with Replaceable Battery Backup: This combination smoke and carbon monoxide detector is AC hardwired with a 9 V battery backup, so the alarm can continuously monitor for smoke and CO even if there is a power outage.
Interconnects Up to 24 Units for Full Coverage: You can connect up to 24 X-Sense 2-in-1 hardwired alarms, so when one alarm is triggered, all will sound together throughout your home.
Easy Installation: All mounting hardware is included for fast and simple installation in minutes.
Premium Quality: Made from high-quality materials and components, this smoke detector hardwired combination alarm offers a long lifespan of up to 10 years.

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3 Pack Combination Smoke and Carbon Monoxide Detector Battery Operated, Portable Smoke and Co Alarm for Home Bedroom Travel

Combo Smoke Detector/Carbon Monoxide Alarm Detects Battery-operated Unit installs Quickly and Easily Without an Electrician, loud 85dB Decibel alarm.
Smoke and Co Detector You Can Hear the low Power alarm When the Power is Going to Run out, and Won’t Miss the Chance to Change the New Battery..
Photoelectric Sensor Detects Smoke While Minimizing false alarms, Electrochemical CO Sensor Alerts you to Carbon Monoxide Danger.
Mini Combination of Carbon Monoxide Detector and Smoke alarm Simple style Designed for Kitchen and Travel.
We Provide a 12-Month Worry-Free Refund Guarantee and a 5-Year Warranty. If You Have Any Questions or Concerns, Please Do Not Hesitate to Contact Us at Any Time, and We Will Reply to You within 24 Hours..

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X-Sense 10-Year Battery Combination Smoke Carbon Monoxide Alarm Detector with Large LCD Display Standalone Model

2-in-1 Protection: The combination smoke and CO detector detects both smoke and carbon monoxide faster and more accurately using a photoelectric smoke sensor and an electrochemical CO sensor.
10-Year Battery: The fire and CO alarm is built with a sealed lithium battery that provides 10 years of continuous power, saving you from changing batteries and power outage.
Combination Alarm with CO Readings: The informative LCD will show you the battery level and real-time CO levels in PPM (parts per million).
Simple Installation: Requires no rewiring.
easy to mount this smoke and carbon monoxide alarm on any wall or ceiling with the included mounting bracket, screws, and anchor plugs.
Informative LCD: Displays real-time CO levels from 30–999 ppm (parts per million) taken from the surrounding air, as well as battery level and working status.

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First Alert SA511CN2-3ST Wireless Interconnected Smoke Alarm with Voice Location Battery Operated 2 Pack White & SA303CN3 Battery Powered Ionization Smoke Alarm with Test/Silence Button White

Product 1: Help keep your family safe with these battery operated smoke alarms that wirelessly interconnect with each other and other First Alert....
Product 1: Voice alarm with 11 programmable locations tells you where the danger is so you can choose the best evacuation route.
Product 1: Equipped with photoelectric smoke sensor optimized to detect larger smoke particles produced by smoldering fires.
Product 1: Battery powered alarm requires no rewiring for installation and provides continued monitoring even if there's a power failure.
Product 2: Help keep your family safe with this battery powered smoke alarm featuring an ionization sensor for smoke detection.

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3 Pack Combination Smoke and Carbon Monoxide Detector Battery Operated Portable Smoke and Co Alarm for Home Bedroom Travel White,My-901

Combo Smoke Detector/Carbon Monoxide Alarm Detects Battery-operated Unit installs Quickly and Easily Without an Electrician, loud 85dB Decibel alarm.
Smoke and Co Detector You Can Hear the low Power alarm When the Power is Going to Run out, and Won’t Miss the Chance to Change the New Battery..
Photoelectric Sensor Detects Smoke While Minimizing false alarms, Electrochemical CO Sensor Alerts you to Carbon Monoxide Danger.
Mini Combination of Carbon Monoxide Detector and Smoke alarm Simple style Designed for Kitchen and Travel.
We Provide a 12-Month Worry-Free Refund Guarantee and a 5-Year Warranty. If You Have Any Questions or Concerns, Please Do Not Hesitate to Contact Us at Any Time, and We Will Reply to You within 24 Hours..

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