I am using apples iphone 3G for my personal as well as office use and I required more battery life because of my usage. As I said it’s also used for office so I need to send mail and need to chat online with my employees. So I want to know that there is one application in it that is using for remainder me battery power or it can shoe me percentage of battery. I also want to know that how I can turn on this application and how I can see the battery power of my iphone.
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