Roller shutter remote controller CCC,CE,CB,RoHs,TUV Save energe design Fit for garage door, roller shutter,screen,awning Garage door control , Garage door remote controlRoller shutter remote controlRoller ... remote control set Receiver and transmitter series Working voltage: 220V, 50Hz and 110V, 60Hz Working temperature range: -20 to +70Working frequency: 315MHz Roller shutter remote control ...