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Electric Smoke Detector Won't Stop Beeping | ThriftyFun
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日期：2024-09-04
Best Answer By Jess [95] 02/05/2014 Some smoke alarms beep if the batteries are dead or perhaps not put in correctly. Hard wired ones will have back up batteries that need to be replaced occasionally and they may beep if the are not wired properly. There ...看更多
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