MATERIAL: The motor driver board adopts PCB material, which has high speed switch design, practical and efficient, helping you to achieve fast operation. REVERSIBLE CONTROL: This DC motor drive module has reversible control and PWM speed control to control the normal operation of the entire motor. FEATURES: This stepper motor driver module has ultra low internal resistance and low heat, which improves the running time and life of the entire motor. CONVENIENT CARRYING: The h bridge motor driver module is small in size, light in weight, convenient and fast in use, and stable in performance, which is convenient for carrying. WIDE APPLICATIONS: This high power motor driver module has fine workmanship and is used to control ordinary DC motors, smart car motors, etc.