by Clayton Miller
Sleep timer that functions within a certain time period (so that it doesn't pop up when you listen to music during the day, when your phone is charging, and when turn on your music. Invokes a user defined duration that will turn phone completely off upon waiting duration. Useful toast pop up and notification display initial delay and time remaining until shutdown. Recurring set notification every two minutes when initial duration set pop up declined.
Change time period to match your bed time!