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Amazon.com: Samsung Galaxy S4 Spare Battery Charger (2600mAh Battery Included) (Discontinued by Manufacturer) : Cell Phones & Accessories
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Significant battery drain 6a ever since updating from beta to stable, even with new November security patch. Can anyone explain what's possibly causing 'system apps' to tank my battery life even in standby? I can't even troubleshoot because it's ...
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