Developer apps cydia launch release BatteryStatusBar, This tweak works with iOS 7 or higher. BatteryStatusBar v1.2 tweak for gives you statusbar battery level indicator on status bar iOS 7. The indicator that is basically a line also changes color based on the current state of the battery.
The color of the BatteryStatusBar changes depending on your battery level. A green bar means you have over 65% of battery life remaining, and the color changes to orange or red as the battery level decreases. After installation you can configure options from Settings.
What’s New In BatteryStatusBar v1.2
- Initial release