Amazon.com: [Galaxy S4 Extended Battery] High Power 8600mAh Extended Life Battery Thicker Door Cover Folding Bracket for Samsung Galaxy S4 SCH-I545 I9500 Smartphone : Cell Phones & Accessories
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awesome 10% Battery usage every 1 hour of SOT. Been using Galaxy since Touchwiz(s2,s4,s7e,s9+,s10+) and never had personal issues with the UI changes or features added/removed. "I am willing to accept what
Samsung's Galaxy S4 beats Apple's iPhone 5S for battery power | Daily Mail Online