Protection level: IP65 Frequency range: UHF:430-450 MHz; VHF:310-331 MHz Safety code: 32 bits (4.3 billion) Controlling distance: 100m Temperature range: -40℃-+85℃ Transmitter Parameters: Transmitter power:less than equal 10dBm Transmitter power supply:2 x AA batteries(Not included batteries) Waterproof option: YES. Waterproof Receiver Parameters: Receiver sensitivity: -110dBm Output contactor capacity: 8A sealed relay output(with AC 250V/10A relays,10A fuse) Switch power supply:AC220V Color:As shown Material:Fiberglass PA Package Contents: 1 * transmitter 1 * receiver 1 set * accessories 1 * English instruction manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.