First Alert BRK AC Hardwired 120-Volt Photoelectric Sensor Smoke Detector in White | 3120B
$31.48
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Description

Hardwired with battery backup for constant monitoring, even during a power failure. Photoelectric and ionization sensor to quickly detect both fast burning, and smoldering fires, which alerts you with an 85-decibel alarm. Simple to use, with a single test/silence button and side-load battery compartment; included mounting bracket makes installation easy. Latching alarm identifies which unit initiated the alarm. Tested to meet UL standards. End of life signal lets you know when its time to replace the alarm. Equipped with Optipath 360 technology that enhances detection with 360-degree access. First Alert BRK AC Hardwired 120-Volt Photoelectric Sensor Smoke Detector in White | 3120B

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