Bafang 48v 750w mid drive motor conversion kits ebike parts 20ah 840wh battery bafang electric bike mid-drive motor gear shift sensor y-splitter 1t2 cable kit. This item is in the category Sporting Goods\Cycling\Bike Components & Parts\Electric Bike Components. Normal Voltage 48V Rated Capacity17.5AH Battery CellBuilt in 35ET 3500mah.