All the know-how is for sale.
Also ready to use testers on stok, between 500-1000€, depending on options choosed by buyer.
I have also do it your self, economical version, without housing, here is one i sold few weeks ago in Germany, and buyer build one housing and is using the tool pretty happy. Can read even SN# from boards or batteries without bar code and sn# writing
https://www.ebay.de/itm/Segway-Akkup...-/192793264126
Contact me and have fun!