... 4.CE Rohs CCC certificate 5.Lithium/Acid battery Electric Bike Parts (Kit92-thumb)12-28"wheel ... ,24-48V CE,CCC,EN15194,RoHS Let's make things better!Electric bike ... EN15194,RoHS Let's make things better!Electric bike kit12-28"wheel,24-48VCE,CCC, ... battery and other small parts c.Replace the brake lever and attach the throttle d.Connect the electric bike ...