Original Ninebot Max control board. 

Fits:

Ninebot Max G30

Ninebot Max G30D

Ninebot Max G30LE

Ninebot Max G30LP

Ninebot Max G30D II

The motherboard must be replaced. Does not work for sharing versions or clones of Ninebot Max. Excluding all above original models using the normal Segway App. Ninebot version must be activated before use.