... kits 2.24-48V,180-250W Load:110Kg 3.For ebike,Escooter 4.CE Rohs CCC certificate 5.Lithium/Acid battery ... ,CCC,EN15194,RoHS Let's make things better!Electric bike kit 12-28"wheel,24-48V CE,CCC,EN15194,RoHS Let ... front or rear wheel with the one provided in the kit b.Fasten the controller,battery and other small parts c ... need to worry trafficJam or air pollution! electric bike motor kit