This module can be used to drive general DC motors with a maximum current of up to 100A . It is unmatched by general integrated motor drives. Therefore, it is very suitable for robot competitions, chariot competitions, and Freescale competitions. This module uses a 10M high-speed optocoupler to isolate the input signal, effectively preventing the interference signal of board from interfering with the control board, making the system more stable and reliable. Of course, this motor drive module is also very suitable for novices who are learning motor control, because its control method is very simple, see the following description for details, Weight: 0.21605301676 pounds, Manufacturer: Aisuoka