1. Adopted 32-bit DSP, pure sine ware subdivision technology

2. Low-noise, low-vibration and low temperature rising (with fan)

3. Voltage18-50VAC

4. With 8 stalls output current setting, peak current 4.2A

5. With 15 stalls microstep subdivision setting

6. Automatic half current, self-test, over voltage, under voltage, over current protection

7. Internal optical isolation, highest frequency response 200KHZ

8. Suitable for current range 1.0-4.2A; 2, 4 phase Nema 23, Nema 34 hybrid stepper motor