DescriptionThe Motor Regulator controls the of a DC motor by adjusting Pulse-Width-Modulated (PWM). It provides a continuous current of 3A to your DC motor or other DC load.Features- Color: As the pictures shown. - Material: Metal. - Size: 10 x 7.6 x 2.8 cm. - Max Current: 40A. - The input power range is 12/24V. - Control the forward or reverse direction and the stop of DC motor by switch. - Potentiometer with switch function. - The switch cable length 15cm.-Warm Tip: Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you!