2. This may be because the pen on the hand-drawing screen uses wireless charging technology and needs to be charged on a specific charging base.
If the pen is not properly placed on the charging base, or the charging base is not connected to a power source, it cannot be charged.
3. If the pen of the drawing screen cannot be charged, check whether the charging base is connected to the power supply and ensure that the pen is correctly placed on the charging base.
If the problem still exists, it may be the fault of the charging base or the pen itself, you can try to replace the charging base or contact the after-sales service for repair.
In addition, you can also consider the use of wired charging, by connecting the charging cable to charge the pen and the power supply.