Battery Saver Master

Battery Saver Master is a FREE battery saver app that last your battery longer and makes you extend battery life up to 50% more and cut down charging time under the power saving mode by closing background running apps.
The UI of Battery is as simple as possible, but tremendously practical.

Features:

Display battery information in percent(%) on status bar.
Easily switch between mode and manage them inside.
Choose from three profiles: Power saving profile,Working Profile and Smart Profile.
Just open Battery Saver Master and on one click stop all apps to boost your phone's performance.
Sound on charger connected or disconnected.
Shows Accurately battery remaining time and charging time!
Wifi/Bluetooth/Location/Data etc toggles!
Control brightness.
Support different themes.
Supported on latest Version.