Features: 1. Widely used.LCD display.Acceleration and deceleration control: Yes 2. Stepper motor controller + driver integrated.Input reverse connection protection: Yes; Remote communication control: TTL serial port 3. TTL serial communication.Instruction features: streamline and optimize multiple commonly used instructions 4. Automatic/manual multiple modes.Main functions of the system: automatic, manual, setting, serial port control 5. other instructions: 1. As long as it is a 2-phase 4-wire 5-wire 6-wire 8-wire stepper motor, it can be controlled.2. It can control drivers with similar interfaces.3. The number of pulses for one revolution should be determined according to the subdivision of the driver and angle of the stepper motor Product parameters: Model: -SMC02 stepping motor controller + driver Adapted motor: stepper motor Motor signal: common cathode Power supply range: DC 5-30V universal Drive capacity: 4A Speed range: 0.1~999 laps/minute Cycle work times: 1-9999 times Forward delay time: 0.0-999.9 seconds Subdivision selection range: 1-128 subdivision Product use environment: -5-60 (non-condensing) Notice: Electronic module products require you to have a certain electronic foundation, and read the product description carefully before use; the product is not designed, life-saving, life-saving and other purposes, and cannot be used in dangerous such as coal mines and oil depots. We will not take any such responsibilities. ; product profits are low, users' operating capabilities and use occasions vary greatly, and any electronic equipment cannot be foolproof. The owner of the equipment should prepare corresponding protective measures and risk management plans. If the equipment directly or indirectly causes any personal or property damage, is not responsible for compensation Material: plastic colour: g black Package Contents: 1 x Stepper Motor Control Board Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.