Designed to help promote household safety, the FIRST ALERT 9120B hardwired smoke alarm with battery backup can provide a vital early warning of fire. This hardwired smoke detector uses an ionization smoke sensor to reliably detect smoke from hot, fast-flaming fires.
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Width: 6.190 in
Length: 12.630 in
Height: 14.430 in
Weight: 0.050 lbs
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