1. Working Voltage: DC90~120V
2. Rated Currrent: 15A (transient 20A)
3. Working Temperature: -40～85℃
4. Working Humidity: max 95％
5. Size: 71.5*62*51mm
6. Protection: low/over voltage, over current, low/over temperature, block, inverse connection, short circuit
7. Speed closed loop PID control, speed regulation from 200~7700RPM and one grade per 50RPM
8. Battery power indication, and low voltage alarm