Product List: A DC Stepper Motor Driver with Controller Integrated Board. The all-in-one stepper motor controller features an LCD display, Forward/Reverse buttons, a setting knob, and a switch button. This integrated motor controller combines both controller and driver functions, capable of controlling and driving the stepper motor without the need for an additional driver. Instructions for use: 13 modes available. Users can set time delay, adjust speed, angle, and distance. Supports automatic or manual control. The display shows current speed, time delay, and cycle time. The controller includes a memory function to store historical data. Usage Scenarios: Suitable for single-axis stepper motors and general industrial control applications. Note: Label printing on the product may vary between batches, but this does not affect functionality. Color: Black Material: Plastic Package Contents: 1 x Stepper Motor Driver Only the items listed above are included; other accessories are not included. Note: Lighting effects and monitor settings may cause slight color variations between the image and the actual item. Measurement error allowance is +/- 1-3 cm.