Requires iOS 8
Also available, iBatteryInfoPro (iOS 7)
iBatteryInfoPro2 allows you to access to useful informations about your iDevice battery and cable, you can find all of them in its preference panel or you can just show a pop-up with a simple activator gesture. It can also help you to save your battery life with programmed actions like : turn off GPS, bluetooth, airplane mode or adjust brightness when the battery reach a percentage point that you have previously set! This version has been completely rewritten for iOS8 and includes some new features and a lot of improvements.
Configure options from Settings app
See larger Screenshots below..