Have you ever encountered such problems?:
The tablet. refrigerator, fan can't be used because of no power.
The battery of the instrument is running low while you are recording the data.
You are almost there but the computer just turns off as the battery's dead.
Oh the mains supply was out while you were waking on the urgent documents.
battery safety protection:
Battery module: BMS battery management system
Motherboard module: battery safety protection
Inverter module: AC safety protection
Support devices below 1000W :
Working time=1000Wh/Your equipment power (W)
*The actual use time depends on the power of different load equipment connected to the terminal. The usage time values shown in this list are for reference only.