iPhone 4 and 4S users reporting dramatically decreased battery life - The Verge
Testing the iPhone 4S' battery life - CNET
Apple Contacts iPhone 4S Owners To Solve Battery Drain Problem | iPhone in Canada Blog
Battery Life - The iPhone 5 Review
iPhone News - Battery life comparision of iPhone 4S to 6 plus: Source: google | Facebook
iPhone 4S: why has standby time dropped? | Technology | theguardian.com
Apple iPhone 5s battery life test
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iOS 8 Vs iOS 7.1.2 [Battery Life Comparison] - TechGreatest
Bad Battery Life & a Warm iPhone After iOS 7.0.6 Update? That's Easy to Fix | OSXDaily
How to fix battery life issues with iOS 6 or iPhone 5 | iMore
Apple Working with iPhone 4S Owners to Address Battery Life Issues | MacRumors Forums
How to Fix the Battery Draining Issue on Your iPhone After Updating to iOS 6.1.3 « iOS & iPhone :: Gadget Hacks
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iPhone 4S - Wikipedia
iPhone 5 Battery Life Reduced Due to LTE Signal Strength – The Mac Observer
Apple releases iOS 6.1.1 for iPhone 4S owners to address battery, 3G issues | AppleInsider
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iPhone 5 Has LTE Toggle To Extend Battery Life [PHOTO] | iPhone in Canada Blog
Apple iPhone 4S Battery Issues | eWEEK
How to diagnose your iPhone 4S battery - Apple Community
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Apple iPhone 4S battery test is complete, here go the results [TEST]
iOS 14 - iOS 14.7.1 Battery Drain Issues: Tips to Improve iPhone Battery Life
Stuck in iPhone 4S battery hell? Here's a way out | BetaNews
Battery Life - Apple iPhone 4S: Thoroughly Reviewed
