Simulated climbing winch controller Winch controller Suitable for winches such as TRX4 SCX10 Support high-voltage power supply, you can directly take power in the car 2-3S battery, easy to take power. JST+ plug-in can take power directly from the car size:Length 15cm Material:plastic colour:black Package Contents: 1 * Winch controller 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.