Hardwired alarm includes battery backup for power outages.This unit has 2 tabs on the top of the battery drawer. Simply press down on the tab and the battery will eject.refer the user manual.Photoelectric and ionization senso Age Group adult.
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First Alert 3120B Smoke Alarm
$28.99
In stock
First Alert BRK 3120B Hardwire Dual Photoelectric and Ionization Sensor Smoke Alarm
- 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
The front cover design of the alarm may vary but product function remains the same.
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