Junk item Huion Kamvas 16

Huion Kamvas 16

It sometimes works fine, but as you use it, horizontal lines start appearing from the bottom of the LCD, and eventually, the entire screen turns black (Images 5, 6).
This item may work fine on good days.
It seems the manufacturer cannot repair it.
Everything is included except for the tablet itself, and the accessories are unused.

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Please note that if payment is not made within 24 hours of purchase for convenience store payments, the order will be immediately canceled.