Stop battery over discharge!
Never 0% battery level!
Shutdown your devices on N% battery level.

How to work:
0. Needs ROOT.
1. Enable LBS and setup limit.
2. If your battery level lower than limit and screen off over 30 mins and not chargingLBS shutdown device.
3. If you toggle notification onyou will hear "beep beep"before shutdown.and you have 2 mins to bright screen on to auto cancel this time shutdown.
4. If your device shutdown by LBS LBS will auto disable.when you reboot your deviceyou will get an notification about this.

ps.I write this little app for myself and share to everyone. ^.<