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alarm - How to open this smoke detector in order to change battery? - Home Improvement Stack Exchange
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The Fall Ritual: Change Your Clocks and Your Smoke Alarm Batteries | SDGE | San Diego Gas & Electric - News Center
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Time Change: State Fire Marshal, Area Fire Departments Urge Residents to Change Batteries in Smoke Alarms | RiverBender.com
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State fire marshal encourages residents to change batteries in smoke alarms this weekend - NKyTribune | NKyTribune
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