XINGYI HIGH TECH GRINDING 800 LE Plus Operation Manual page 19

1、Power plug: used for connecting with external power supply to supply power
to the equipment.
2、Fault light: The fault light will flash when there is a fault in the controller.
3、Charging indicator: The indicator lights up when the device starts charging.
4、Heat dissipation plate: heat dissipation function,to avoid the internal
temperature of the inverter box is too high to burn electrical parts.
5、Charging port: Used for charging the internal battery of the device itself.
6、Key switch: Start the battery switch.
7、Inverter box key lock port: use the key to lock the inverter box.
8、Power indicator: displays the battery level
3.8 Reserve battery charging
When the reserve battery of the device has no power, the power indicator on
the inverter box is less than 20%, and the reserve battery needs to be charged at
this time. Open the cover of the charging port and charge with the charger
provided by the manufacturer.