keep screen on

保持屏幕上，可以防止屏幕自动关闭

now you don't need to keep touching your screen to prevent the screen from going off.

keep Screen on allows you to prevent automatic screen off

features:

- keep screen on until manually turning it off (default)

- keep screen on after turning the screen on and off manually (reactivation after turning screen of manually)

- keep screen on for a predetermined time

- ability to display permanent status bar icon for rapid access