Используйте приложение APKPure
Историческую версию Low Battery Alert можно получить на Android
Создать событие календаря и напоминание, когда уровень заряда батареи падает ниже установленного предела.
App for reminding user to charge device. Create calendar event & reminder when battery level is dropped below set limit. Useful for second or standby device.
The app is different from other similar app as it uses calendar event rather than sending email. Unlike sending email, this app does not required user to enter credential details such as email username and password.