Rolling shutter transmitter 1, 90meter transmitter distance 2, Special Fashionable desgin 3, water proof 4.Battery:12V 23A rolling shutter transmitter1, Channel: 42, Voltage 12V 23A3, Frequency: 433.92MHz4, Code IC:HCS3015, Temperature: -20~ 70C6, Weight: 30g7, size: 8.Packing:500pcs/CTN 9. Carton size:55x45x18 rolling shutter transmitter