First Alert Smoke Alarm

BRK 9120B Smoke Detector

  • Keep your family safe with this hardwired smoke alarm the battery backup means constant monitoring, 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
  • To ensure complete protection make sure to place one on each level of your home and in each bedroom
  • Can connect to other compatible BRK or First Alert smoke detectors, to ensure all alarms will sound when smoke is detected
  • Rigorously tested to meet UL standards120 Volt AC power with 9V battery backup to keep alarm functioning during power outage

Latching Alarm Indication and Dust Cover

  • Easy install Side Battery Drawer
  • Easy to Install Universal Mount Bracket
  • Ionization Smoke Sensing Technology
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    • Detail

      The 120V AC Smoke Alarm with Battery Backup is designed to install faster;perform better; and be even smarter than before. Ionization sensor. Theseimprovements help reduce nuisance alarms and save you time and money. Uses 9Vbatteryfor Battery Back up.

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