Pro Battery saver

Pro Battery Saver is a the best way to improve your battery life. Using its profiles, you can maximize your battery life by automatically stopping battery hogging settings and apps.With its many features, including power consumption ranking, memory scrubbing and background task shut-down, you can easily change the battery saving mode and extend battery life.
Features of Battery Manager (Android battery analysis and management tool)

✓ Displays battery status information as a percentage (%)
✓ Supports the screen lock widgets introduced in Android 4.2
✓ Full support for all known screen resolutions
✓ Power Source Indicator
✓ The accurate battery charge level is displayed in increments of 1%
✓ The app is useful and can be used as a battery saver.
✓ Battery is incredibly light!
✓ Additional battery information:
- Temperature
- Tension
- Health
- Technology