Specifications:Input Voltage: DC 6V-30VOutput Voltage: Linear with loadOutput Current: 6A-10APower: Max. 200WSpeed Range: 0% to 100%Regulation Method: PotentiometerRegulation Type: Regulating CurrentControl Frequency: 16KHzWiring Type: Screw terminalSize: Approx. 74 x 47 x 28mm / 2.91 x 1.85 x 1.10''Rotary Knob Wire Length: 20cm / 7.87''Features:High efficiency, high torque, low heat generatingControl the speed of a DC motor with this controllerWith reverse polarity protection, high current protectionWith potentiometerWith reversible switchSpeed controller is made with high quality circuit board which ensures a longer service lifeThis simple and easy-to-use DC motor speed controller has an stable performanceThe output current of this motor speed controller can be adjusted from 6A to 10A, and it is simple to setDesigned with a digital display that shows the rate in percent of actual speed to maximum speedThis motor speed controller uses screw terminals for convenient and quick wiringPackage included:3 x PWM DC motor speed controller