Main features 1,Micro-chip control 2,automatic turn off,with the fuction of automatic power off 3,LED flash when power off 4,30 seconds after putting horizontally on Static conditions it will automatically power off and replay again while moving the control panel. 15or8 mins after putting vertically on static conditions it will automaticaly power off and replay while shaking the control panel. 5,the control panel will re-timing when the work condition change between horizontal and vertical. 6,Abnormal automatic protection function.