When over/under speed, send broadcast intent.>> Not work stand alone. <<Require GPS.Receive Broadcast Intent : Action : "RabiSoft.SpeedNotifier.intent.action.ON" "RabiSoft.SpeedNotifier.intent.action.OFF"Please use with ( for send/receive intent ) "Intent to Intent Ad" or "Intent to Intent Pro Ad".Please use with ( for auto run ) "Boot Completed Manager Ad".Google Group : http://goo.gl/JFtfL