In this video, I explain how to activate the BMS of this Scooter Battery (Uber or Jump) using the pin 3 hack (ep 01)JAG35 40 cell LG MH1 Battery BMS Hack by Erik Meike • JAG35 40 cell LG MH1 Battery BMS 3rd ... Jag35 (out of stock scooter pack) https://jag35.com/products/40celllg...