[Features] With 6 function buttons Program the button function by computer software. [Waterproof] IP65 Waterproof: It can be used normally under harsh environment such as high oil pollution, high humidity and high dust. Approx 100m Strong penetrability without aiming. [Safety] The remote controller is equipped with a safety magnetic key switch for emergency use. The remote control has a battery voltage alarm device that automatically cuts off the circuit when the voltage is insufficient. Up or down, east or west, north or south can be programmed to interlock or non-interlock,toggle and normal etc. [Note] The remote control needs to be used with the contactor. It cannot be directly connected to a power source. Connecting the power directly will burn the motherboard. Number of function buttons:6 x one-step buttons Other buttons:1 START button, 1 Emergency Stop button Protection Class: IP65 Transmitter power: Less than or equal to 10dBm Power supply:DC 3V (2xAA Batteries not included) Safety code: 32bits (4.3 billion) Temperature range: -40-85 degrees Celsius Control distance: Approx100m Note:Due to different production batches, there are differences in label printing, which does not affect use. Colour:Orange Material:Plastic Package Contents: 1 x Receiver 1 x Transmitter 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.