Bafang bbs02 48v 750w mid drive motor conversion kit c965 electric bike product description risunmotor/bafang 48v 750w 8fun brushless geared mid-drive motor conversion kits with integrated controller and lcd display integrated controllerwith an integrated speed sensor, this mid-drive motor, which is compatible with standard bikes, has a rated power of 500-750w, a reduction ratio of 1 21.9 and a maximum torque of 100-120 n.