2 terminal small receiving main control (2 motor output)2 terminal small receiving main control (2 motor output).Power function IR RC system runs on 4 different channels, allowing you to control 4 different models at the same time.The infrared receiver has 2 outputs, can connect up to 2 different power functions.The reach of the infrared remote control system is at least 10m.colour: grayMaterial: plastic + metalPackage Contents:1 x remote control receiverOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.