Why is my smoke alarm chirping if it’s hard wired?
Most hard-wired smoke detectors use a 9-volt battery that is supposed to kick in if your home loses electricity. When ...
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Tag: first alert smoke alarm chirping after battery change
Why is my smoke alarm chirping if it’s hard wired?
Most hard-wired smoke detectors use a 9-volt battery that is supposed to kick in if your home loses electricity. When ...