First Alert 1046848 Smoke Alarm, Ionization Sensor, 85 dB, Alarm: Audible, Visual, White softener-safety-salt--07-22-26 6-3/4 in W

6-3/4 in W

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First Alert 1046848 Smoke Alarm, Ionization Sensor, 85 dB, Alarm: Audible, Visual, White softener-safety-salt--07-22-26 6-3/4 in WAbout This Product The First Alert SMI105 AC interconnect hardwire smoke alarm with 10 years battery backup uses First Alert's precision detection advanced sensing technology and meets new industry standards. Interconnect multiple alarms together to help provide an early warning throughout your whole home and have peace of mind knowing the 10 years battery backup provides continuous protection in the event of a power outage. Highlights First Alert's