ATTENTION!!** Custom screen time outs might not work on some devices!**For Marshmallow and upwards Goto Settings->Apps-> Screen Timeout Xtream->Apps that can change system settings->Allow Permission->OnScreen on times are predefined by the device manufacturer and usually a minimum of 15 seconds is available. This app can be used to enter a custom screen on time ranging from 1 second to Never off.
Screen TimeOut Xtream
