Product name: Tuffking square wireless battery (for reference)

Product model: Tuffking-III (for reference)

Size: L*W*H 36mm*35mm*41mm

Weight: 63g

Output voltage: 4-12V, 0.1V adjustment

Display: 2.8 inch white digital tube

Battery capacity: 1800mAh

Working time: about 2 hours/2V

Charging time: about 3 hours

Charging interface: TYPE-C/5V/1A

How to use it (the best picture for each step)

1. Connect the battery to the machine.

2. Start/pause: In shutdown state, press and hold the power button to start the machine, press the power button again to start the machine, and then press the power button to stop the machine.

3. Shutdown: Press and hold the power button to shut down when it is on.

4. Voltage adjustment: click the + button to increase the voltage, 0.1V to increase, long press the + button to quickly increase the voltage; click the - button to decrease the voltage, 0.1V to decrease, long press the - button to quickly decrease the voltage; voltage range 4- 12V.

5. Power query: In the power-on state, double-click the power button to display the current battery power percentage.

5. Charging: Plug in the TYPE-C charging cable to charge, the dot in the lower right corner flashes during charging, and the display shows the current battery percentage. After charging is complete, the display shows "100", and the charging is complete.