General description 4 Ways CH4 Winch Control Wireless Remote Controller Receiver is designed for 1/10 scale RC crawlers, including popular models like Axial SCX10, TRX4, and Redcat. This high-quality controller allows for easy winch operation, enhancing your remote control experience. Technical specifications Power Supply: 6-11V Size: 46 x 41 x 22 mm Material: Composite material Color: Black and white Package Contents 1 x RC Car Winch Controller kit Other information Note: Light and different displays may cause the color of the item in the picture to differ slightly from the actual product. The measurement allowed error is +/- 1-3 cm.