CCM4N PWM DC Motor Speed Controller Rocker Reversible Overcurrent Limiting Description: Input voltage : DC12V - 30V Power range: 0-50W (12V), 0-100W (24V) Current range : 3A - 6A Speed range : 0%-100% Function: 1. Potentiometer can be stopped at midpoint with rocker potentiometer. 2. Potentiometer angle of deviation from the midpoint means value of the motor speed, the greater the deviation from the angle, the faster transferred midpoint stop. 3. The motor can be positive or negative, when the running direction is inconsistent with the expectations, the direction can be changed by adjusting the line sequence. Attention: Can not reverse the positive and negative when connect the DC power. Package included: 1 x CCM4N Rocker Reversible DC motor Speed Controller