4. Power display: short press the power display button after 1 second shows the current power.
3. Charging display: ● ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ● ● ○ ○ ● ● ● Then the state of charge.
2 Shutdown Description: In the boot state, press the power button for 3 to 5 seconds and then shut down.
1. Power on Note: Press the power button to press the boot button 3 to 5 seconds after the boot, boot the current power 4 to 6 seconds after the power lights automatically shut down,
