Motor speed control Motor forward and reverse control Adjustable current limit Automatic fan forced cooling Wide voltage input range Rated parameters: Rated input voltage: 8V.32V/DC Standby current: less than 40mA Current limit value: 40A Control mode: 1ms~2ms (pulse width)/receiver signal Cooling : automatic forced air cooling Limit parameters Limit input voltage: 7V-35V/DC (MAX) Maximum output current: 40A (MAX) Application scope: model ESC, smart car, motor speed control and commutation control robot, hollow cup motor control Colour: black Material: plastic + metal Size: 77 x 50 x 35mm Package Contents: 1 x Motor Controller Only the above package content, other products are not included. Note: Light 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.