Instructions:
1. firstly connect the battery connector, then plug it into 110V or 220V power supply, turn on the power switch, and the machine will output current
and voltage after self-checking for 3-4S.The digital display shows the current and voltage, the charging indicator light is on (red), and the charger
may make a slight noise. When the battery is fully charged, the full indicator lights (green).
2. The digital display shows that the voltage and current are zero, and the fan stops after a delay of 60-120S. When the charger is over-temperature and
over-current, the fault light is on (yellow), and the digital display shows zero voltage and current.
3. After charging is completed, turn off the power switch, then unplug the power supply plug, and finally unplug the battery connector.