1、Better Control: This driver board can effective control the CW and CCW rotation of motor, which ensures stable working performance. 2、Quick Response: The limit signal takes priority, and the module will stop motor immediately in CW rotation when there is limit signal. 3、Smart Starting: Low positive and negative signals are valid, that is, short circuit the 0V level or negative power to start the motor. 4、Reliable Works: 0.6w power consumption without load motor, and 0.1w static, the motor controller has high efficiency under 20A input. 5、Easy to Install: Comes with a compact size and a light weight as well, the motor regulator can be quickly installed within minutes. Item Type: Motor Drive Board Module Power Consumption: 0.6w without load motor, static 0.1w. Response Speed: 20ms for K1K2 interface, 50ms for SW1SW2 interface. Input Current: 20A Action Life: Larger than 150,000 times. 1 x Motor Drive Board