Teardown of Apple's iPhone 4S reveals larger battery, new baseband chip | AppleInsider
iPhone Randomly Turns Itself Off with Battery Remaining? This May Fix it | OSXDaily
How To Change The Battery On iPhone 4S? - YouTube
How To Easily Remove, Install & Replace an Apple iPhone 4S Battery - YouTube
question] Recently got my hands on an iPhone 4 running iOS 7.1.2. Should I jailbreak it? Btw it's a 32gb white, I also need to replace the battery. : r/LegacyJailbreak
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Apple iPhone 4S - Battery life - AT&T
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Official iPhone 4 / 4S Battery Replacement Video & Instructions - iCracked.com - YouTube
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iPhone 4S review - The Verge
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