- Long press (on/off button) 2 seconds: power on
- Short press to pause (if stay in pause gear for more than 5 minutes automatically shut down in a low-power state) short press again to start the output normally.
- Press and hold again for 2 seconds: power off
- Level Switching (13 level switching) Up arrow button- level up Down arrow button- level down
- Voltage Indication: 12V is the fastest, 5V is the slowest
- Level pointer indication (1 2 3 4 5 intervals from left to right )
- The pointer level corresponds to the voltage display (the middle number values represent the voltage display)