Battery Saver Pro v1.6.7 APK
Google play Store
Go To Adf.ly
Root is necessary
To maintain normal for 2 days in order to know is truly your saving power of the software, you can set your sleep time, in order to better saving electricity.
What's in this version : (Updated : Aug 17, 2012)
Support for Jelly Bean (Android 4.1) devices.
Fixed frequency setting now work on some devices.
Fixed the battery may be draining fast on some device.
Do not request root permissions if not control CPU frequency.
Fixed auto update may not work on ICS.
Required Android O/S : 1.6+
Screenshots :