1,DC Motor Control Module: This switch module is designed for DC motors, for adjusting the speed and direction of rotation 2,High Current Output: This control module outputs high current and large torsion, the maximum output rated current is 40A, and the long working current is 20A 3,High Power Output: The maximum control power of this module is up to 2000W, with strong power and high stability 4,Good Heat Dissipation: The module shell has multiple holes, which has good heat dissipation performance and prolongs the service life 5,Simple Operation: The control module is easy to operate, convenient to carry, the speed regulation duty cycle range is 0‑100 percent Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.