Convenient adapter plugs makes it easy to replace existing hardwired alarms without needing to rewire
Keep your family safe with this hardwired First Alert smoke alarm with a 10-year battery backup, which means constant monitoring for the life of the alarm, even if there's a power failure
Equipped with an ionization sensor, this smoke alarm reliably detects smoke from fast-flaming fires and alerts you with an 85-decibel alarm
Can connect to other compatible BRK or First Alert smoke alarms, to ensure all alarms will sound when smoke is detected
Simple to use, with a single test/silence button, and side-load battery compartment; tamper-resistant locking brackets and universal mounting brackets make installation easy
Emits T3 pattern; Rigorously tested to meet UL standards
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)
Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety

FIRST ALERT BRK 9120LBL Hardwired Smoke Detector with Adapter Plugs for Easy ...

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