Various functions: The stepper motor controller can adjust the angle, speed, direction and delay time of the motor. The microstep resolution can reach 1/128, allowing you to control the motor more accurately. 9 working states: The stepper motor controller has 9 built-in fixed working modes, including rotation, reverse rotation, delay, cycle, etc., which can select the working mode more quickly. In addition to the built-in parameter working mode, you can also control it through external buttons or other drives. [High-definition LCD screen] The stepper motor controller is equipped with a high-definition LCD screen, which can easily read the parameters and set various parameters more accurately. The module also has a memory function in case of power failure to prevent loss of your settings. Rotation and reverse: The stepper motor controller can change the rotation direction of the motor by pressing a button, and you can also choose to use a wider range of working modes to choose two