Can you use this without the battery back up? Also, does it eat batteries the way some other Kidde CO alarms do?
asked by Kathy Connolly on November 15, 2007
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1
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No, they will chirp the low battery alarm
value shopper answered on November 30, 2010

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they barely use batteries because they plug in, battery is just for backup
Morning answered on January 22, 2013
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