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Battery Saving Tips - The iPhone Book: Covers iPhone 4S, iPhone 4, and iPhone 3GS, Fifth Edition [Book]
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![Five Easy Ways To Master Battery Life In iOS [Feature] | Cult of Mac](https://www.cultofmac.com/wp-content/uploads/2013/06/Battery-Usage.jpg "Five Easy Ways To Master Battery Life In iOS [Feature] | Cult of Mac")
Five Easy Ways To Master Battery Life In iOS [Feature] | Cult of Mac
