The battery is probably the most talked about component of any smartphone, and the reading displayed on-screen is checked frequently just to analyse how much juice remains. Luckily, Windows Phone has pretty good battery management with Battery Saver Mode present just in case you need to squeeze that extra hour or so worth of use out of the device.
To help you out with monitoring your battery drain, there are a variety of apps available on the Windows Phone Store. This collection includes the gorgeous Battery Performance, which is currently available for free with myAppFree.
Full story from the WPCentral blog...