The lithium battery runs low
Please charge the device in time
Press and hold the "Power" button for two second to turn on the product
Press and hold the "Power" button for two second to turn o? the product
The lithium battery runs low
Please charge the device in time
Excessive resistance and stalling
Shut it down and restart
The USB cable is not plugged in properly, or the charging cable is not the designated one
Check whether the charging indicator light is on, plug in the USB cable, and use the charging voltage speci?ed in the product parameters
https://drive.google.com/file/d/17QaDfvDK7hH9vXndgC7Moo9z4WdFnMZ6/view?usp=drive_link