Download this app if: you want to know the status of your device's battery.
Do you want to ALWAYS have an estimation of how much battery you got left?
Even on fullscreen apps like games or gallery?
And have you by any chance tried MiUI in the past and you miss a certain eye-candy of it?
Yell Welcome to Battery Bar!
You can now easily set a bar with customisable...
Power — Very customizable battery indicator so you can truly keep track of how much juice your phone/tablet has left.