First Alert® BRK® Battery-Operated Smoke Alarm
- BRK® First Alert™ Smoke Alarm
- 5.63″ Base Dia x 2″H
- Test/Silence Button
- 10-Year Sealed 9 Volt DC Lithium Battery
- LED Power Indicator
- End-Of-Life Signal
- Ionization Sensor
- Tamper Proof
- Sealed Powercell Prevents Battery Theft
- Locks Alarm To Mounting Bracket So Battery Cannot Be Removed
- Not Interconnectable
- 10-Year Limited Warranty
- Mfg #SA350B
