First Alert Electrochemical Smoke & Carbon Monoxide Detector in Black | 8.45 H x 6.75 W x 3.55 D in | Wayfair 1042107

First Alert Hard-Wired Photoelectric Electrochemical Smoke & Carbon Monoxide Alarm in Gray | 5 H x 5 W x 2 D in | Wayfair SC7010B

This Hard-Wired Photoelectric Electrochemical Smoke and Carbon Monoxide Alarm features two latching features. The spread spectrum horn tone has a lower and varying frequency that makes it easier for the elderly with a normal age-related hearing loss to... ... more

BRK First Alert - SCO2B Battery Powered Smoke & Carbon Monoxide Alarm

As one of the most intelligent BRK smoke detectors, the BRK SCO2B model is an electrochemical battery-powered smoke and carbon monoxide alarm. ... more

BRK First Alert -SC7010BV Carbon Monoxide & Smoke Alarm, Photoelectric

Brand Name: First Alert Power Type: Hard-Wired with Battery Back-up Sensor Type: Electrochemical/Photoelectric Product Type: Smoke and Carbon Monoxide Alarm Packaging Type: Boxed ETL Listed: Yes CSA Listed: No UL Listed: Yes Test and or Reset Button: Yes… ... more

FIRST ALERT 1039727 Carbon Monoxide Alarm, Electrochemical Sensor, 85 dB @ 10

Carbon Monoxide Alarm, Battery Chemistry Alkaline, Battery Location Front, Battery Locking Pin Yes, Battery Size AA, Communication Protocol Not Applicable, Compatible With Not Applicable, Detector Type CO Detector, Features Front Loading Battery,... ... more

FIRST ALERT SA520B Smoke Alarm, Photoelectric Sensor, 85 dB @ 10 ft Audible

Smoke Alarm, Battery Chemistry Alkaline, Battery Location Side, Battery Locking Pin Yes, Battery Size AA, Communication Protocol Wireless, Compatible With BRK Hardwired Alarms, BRK Wireless Interconnect Alarms, Detector Type Smoke Detector, Features... ... more

First Alert Carbon Monoxide Detector in Black | 5.85 H x 5.7 W x 2.5 D in | Wayfair SCO2B

The BRK SCO2B battery powered smoke and CO combo alarm is powered by a single 9V alkaline battery. It is tested and silenced by a single button. Electrochemical carbon monoxide sensor is the most accurate. It also includes a dust cover to help to... ... more

First Alert Electrochemical Carbon Monoxide Detector in Black | 9.5 H x 6.95 W x 4.1 D in | Wayfair 1042411

The First Alert Carbon Monoxide Plug-In Alarm with battery backup features an electrochemical CO sensor to alert you to dangerous levels of carbon monoxide. This carbon monoxide detector plugs into any standard electrical socket to monitor CO levels in... ... more

First Alert Hardwired 120V Electrochemical Carbon Monoxide Alarm - 1 Each

First Alert hardwired carbon monoxide detector with battery back-up. Features an electrochemical sensor which detects carbon monoxide gas and measures the concentration. ... more

First Alert Plug-In Electrochemical Carbon Monoxide Alarm in Black | 3.4 H x 5 W x 1.7 D in | Wayfair 1039746

The First Alert Plug-In Electrochemical Carbon Monoxide Alarm alerts you to dangerous carbon monoxide. This carbon monoxide detector operates on a dual-power system with battery backup for continuous monitoring, even in the event of a power outage. The... ... more

First Alert Plug-In with Battery Back-up Electrochemical Carbon Monoxide Alarm

Brand Name: First Alert Power Type: Plug-In with Battery Back-up Sensor Type: Electrochemical Product Type: Carbon Monoxide Alarm Number in Package: 1 pk Volts: 120 Test and or Reset Button: Yes UL Listed: Yes Packaging Type: Clamshell ... more

First Alert Plug-In 120V Electrochemical Easy To Read Digital Display Carbon Monoxide Alarm - 1 Each

Plug-in CO (carbon monoxide) alarm featuring battery back-up and backlit digital display. Uses an electrochemical carbon monoxide sensor, the most accurate CO detection technology available, to detect the CO you can't see, smell, or taste in the air. ... more

First Alert Plug-in Electrochemical Carbon Monoxide Detector

This First Alert plug-in carbon monoxide alarm easily plugs into any standard outlet with no additional mounting necessary. Mute button silences any nuisance alarms. Single button also tests alarm functions. ... more

First Alert Plug-In Electrochemical Carbon Monoxide Alarm in Black | 3.4 H x 5 W x 1.4 D in | Wayfair 1039734

This First Alert Plug-In Electrochemical Carbon Monoxide Alarm features an electrochemical CO sensor to alert you to dangerous carbon monoxide. This personal carbon monoxide detector plugs into any standard electrical socket to monitor CO levels in... ... more

First Alert Battery Electrochemical Carbon Monoxide Alarm in Black | 3.4 H x 5 W x 1.5 D in | Wayfair 1039718

This First Alert Battery Electrochemical Carbon Monoxide Alarm utilizes an electrochemical carbon monoxide sensor that lasts for up to five years to detect carbon monoxide. This carbon monoxide detector is battery powered, making it portable and easy... ... more

First Alert Battery Operated 9V Electrochemical Carbon Monoxide Alarm - 1 Each

Battery-operated CO (carbon monoxide) alarm. Uses an electrochemical carbon monoxide sensor, the most accurate CO detection technology available, to detect the CO you can't see, smell, or taste in the air. ... more

First Alert Plug-in Electrochemical Explosive Gas & Carbon Monoxide Alarm in Gray | 3 H x 5.6 W x 1.5 D in | Wayfair 1039760

This plug-in electrochemical explosive gas and carbon monoxide alarm features a backlit digital display, this explosive gas, and CO detector plugs into any AC outlet with no additional mounting hardware needed. | First Alert Plug-in Electrochemical... ... more

First Alert Plug-In 120V Electrochemical Carbon Monoxide Alarm - 1 Each

Plug-in CO (carbon monoxide) alarm with battery back-up utilizes an electrochemical carbon monoxide sensor to accurately and effectively warn you of elevated CO levels. ... more

First Alert 10-Year Sealed Battery Photoelectric Smoke Alarm with Emergency Light - 1 Each

Nuisance free and hassle free, slim style smoke alarm. Adds an element of style to safety. Half the size of the standard alarm with all the protection needed to keep what matters most safe and secure. ... more

First Alert Battery-Powered Ionization Smoke Alarm in Gray | 5.7 H x 5.7 W x 2.25 D in | Wayfair 0827B

This Battery-Powered Ionization Smoke Alarm meets California State Smoke Alarm requirements. Featuring a prolonged lifespan of ten years, this model utilizes a sealed battery that ensures a decade's worth of uninterrupted awareness. The realization of... ... more

BRK First Alert - SC9120LBL Hardwired Smoke & Carbon Monoxide Alarm

The First Alert SC9120LBL hardwired combination smoke/CO alarm connects directly to your home electrical system. In the event of a power outage, the smoke/CO alarm is equipped with a 10-year lithium battery backup. ... more

First Alert Photoelectric Smoke & Carbon Monoxide Combo Alarm in Gray | 1.25 H x 6.75 W x 8.5 D in | Wayfair FAT1039868

The product helps protect your home from 2 potentially deadly threats by providing up to a decade of uninterrupted monitoring. Equipped with dual sensors, this low-profile alarm detects smoke from slow-burning, smoldering fires and elevated carbon... ... more

First Alert Battery Ionization / Photoelectric Sensor Smoke Alarm

Brand Name: First Alert Power Type: Battery Sensor Type: Ionization / Photoelectric Sensor Product Type: Smoke Alarm Packaging Type: Clamshell UL Listed: Yes Test and or Reset Button: No Number in Package: 1 each Detects Carbon Monoxide: No *Requires 2… ... more

First Alert Battery Photoelectric Smoke & Carbon Monoxide Alarm in Gray | Wayfair 1039839

The First Alert Battery Photoelectric Smoke and Carbon Monoxide Alarm detects both smoke and carbon monoxide. It is a wireless-enabled battery-operated detector that features an 85-decibel siren plus a voice alarm to let you know where the danger is.... ... more

First Alert Photoelectric Smoke Fire Detector in Gray | 8.45 H x 6.7 W x 3.55 D in | Wayfair 1039826

The First Alert interconnected wireless smoke alarm with voice location is designed to notify you of trouble with both an 85 dB siren and voice notification. The battery-operated unit can be installed easily, without wires or an electrician. The units... ... more

First Alert Battery-operated Photoelectric Smoke Alarm in Gray | 2 H x 6.75 W x 8.5 D in | Wayfair FAT1039772

Help protect your home with the product. This low-profile smoke alarm uses an ultra-reliable photoelectric sensor to detect smoke from slow-burning, smoldering fires. Half as thick as a standard alarm, this detector has a slim, contemporary design that... ... more

First Alert 10-Year Sealed Battery Photoelectric/Ionization Smoke Alarm - 1 Each

Dual-sensor smoke and fire alarm with 10-year sealed battery makes use of both ionization and photoelectric sensors to offer the earliest possible warning, regardless of the type of fire. ... more

First Alert Smoke & Carbon Monoxide Detector in Black | 8.5 H x 6.7 W x 3.6 D in | Wayfair 1044807

This easy-to-install First Alert Z-Wave smoke and carbon monoxide alarm is designed for compatibility with certified First Alert enabled Z-Wave devices. It can send you mobile alerts in the event of an emergency and includes an insect-screened... ... more

First Alert Photoelectric Smoke & Carbon Monoxide Detector in Gray | 6.25 H x 6.1 W x 9.25 D in | Wayfair 1040957

6 pc 10YR Battery Photo Smoke/CO Alarm - The First Alert Ten-Year 2-in-1 photoelectric smoke detector with carbon monoxide alarm features our new slim design and maximum protection. It's protection at its finest and lasts a full 10 years without the... ... more

First Alert Battery Ionization/Photoelectric Sensor Smoke Alarm in Gray | 5.4 H x 5.4 W x 1.12 D in | Wayfair 1039828

The First Alert Battery Ionization/Photoelectric Sensor Smoke Alarm provides early warning of both flaming and smoldering fires. Additionally, its intelligent sensing technology is designed to cut down on nuisance alarms from cooking smoke or other... ... more

BRK First Alert - SA350B Smoke Alarm - Dual Ionization Sensor

The First Alert SA350B is a smoke alarm with a 10-year lithium battery. Featuring an ionization smoke sensing chamber which may detect invisible fire particles (associated with flaming fires) sooner than photoelectric alarms. ... more

First Alert Photoelectric Smoke Fire Detector in Gray | 5.85 H x 5.7 W x 8.9 D in | Wayfair 1040958

6 pc 10YR Battery Photo Smoke Alarm Contractor Pack - This BRK Slim Photoelectric Smoke Alarms includes a 10-Year Battery helping protect your home by providing up to a decade of uninterrupted monitoring. This low-profile smoke alarm uses an... ... more

First Alert Smoke Detector in Gray | 5.85 H x 14.5 W x 5.6 D in | Wayfair 7010B6CP

Promote greater fire safety with the First Alert 7010B Hardwired Photoelectric Smoke Alarm with Battery Backup. This hardwired smoke detector uses a photoelectric smoke sensor to reliably detect smoke produced by smoldering fires, helping give you and... ... more

First Alert Smoke & Carbon Monoxide Detector, Wood in Black | 6.2 H x 12.3 W x 6 D in | Wayfair SC9120B6CP

6 pc Hardwire Ion Smoke/CO Alarm Contractor Pack - The BRK SC9120B hardwire combination smoke and carbon monoxide alarm detects two hazards with one simple unit. Carbon monoxide (CO) is a colorless, odorless, deadly gas. It can be emitted by sources... ... more

First Alert Photoelectric Smoke Detector in Gray | 9.4 H x 7 W x 4.5 D in | Wayfair 1042409

The First Alert 10-year battery operated slim design smoke alarm provides the same protection as a standard smoke alarm while taking up only a fraction of the space. The alarms feature a built-in lithium-ion battery that provides continuous power for... ... more

First Alert Hard-Wired Ionization Smoke Alarm in Gray | Wayfair 1039830

This First Alert Hard-Wired Ionization Smoke Alarm with battery backup is designed to provide peace of mind. | First Alert Hard-Wired Ionization Smoke Alarm in Gray | Wayfair ... more

First Alert Battery Photoelectric Smoke & Carbon Monoxide Alarm in Gray | 5.67 H x 5.67 W x 1 D in | Wayfair 1039871

This First Alert Battery Photoelectric Smoke and Carbon Monoxide Alarm has a slim profile, designed to blend more fully into the wall and out of sight. The battery-operated smoke and carbon monoxide detector alerts you to possible smoke or carbon... ... more

First Alert SC7010B Photoelectric Carbon Monoxide & Smoke Alarm, Backup

Highlights: 120 volt AC with battery backup (2 AA included) Single button test/silence Easy installation and maintenance End of life signal provides audible notification that alarms need to be replaced Gives optimum protection for smoldering fires and… ... more