Wide Range Of Applications Lcd Display Automatic Manual Multi-mode Ttl Serial Communication The Main Functions Of The System: Automatic, Manual, Setting, Serial Port Control This Is An Operation Control Module Specially Designed For Single- Stepper Motors.the Module Has Built-in Multiple Fixed Operation Modes,and The User Can Quickly Select The Appropriate Motion Trajectory.you Can Save And Set Distance/speed/delay/cycle Times When Power Off.it Can Run Independently As A Module,or It Can Be Used In Conjunction With Other Systems.it Can Be Used In General Industrial Control Occasions,but Cannot Be Used In Special Industries Such As Medical-treatment And Fire Protection Or In Life-critical Field Model:-smc01 Stepper Motor Controller Adapter Motor:stepper Motor Number Of Control Axes:single Motor Signal:common Cathode Power Supply Range:dc 5-30v Universal Instruction Features:streamline And Optimize Many Common Instructions Acceleration And Deceleration Control:yes Input Reverse Polarity Protection:yes Re