Description: ?High-performance DC Motor Controller ?No squeaking, high power, low heat, high efficiency and high torque. ?Newly Technique?Adopts high-grade sealed potentiometer with switch function and with positive and negative control ?Application?The Motor Speed Controller must be connected to the motor to speed. ?User Tip?Connecting the motor can be divided into positive and negative, when the direction of operation and expectations are not consistent, you can adjust the line sequence to change the direction. ?Note?It is only used for DC brushed motor Specification: Model: CCM2NJ Potentiometer: resistance B100K, open hole 8mm Working voltage: 10 V 40 V DC output voltage is about 0-100% of the input voltage. Control power: 12V=36W, 24V=72W.. 40V=120W Rated current: 3A Maximum current: 5A Speed range: 0-100% PWM frequency: 15KHZ Size: 73x40x30mm / 2.87x1.57x1.18inch Package Includes: 1 x DC Motor Speed Controller