1. Turn on/off jump start voltage 10V in 0.2s by fast click knob twice,the screen display ON/OFF;

2. Switch Momentary and Continuely working mode by press knob once,when the green light on is continuely working mode;

3. The power supply goes into sleep mode when the power supply non-working 5 mins,wake up to pressing the knob or step the pedal；

4. Load on 2 machines,switch to another machine by press knob 5s when the green light on;

5. Five mins no work,the screen and light will off,press knob or step pedal will come back to work;

6. Attached 3mm magnet pad;