... ,CB,CE,CCC,UL Long distance control transmitter within 50 meters Portable transmitter Shinilion Portable Roller Shutter transmitterRoller Shutter transmitter , Awning remote control , Projection ... door,roller shutterawning,screenReceiver and transmitter series Working voltage: 220V, 50Hz and 110V, 60Hz Working temperature range: -20 to +70 centigurade Working ...