Our 24V/36V Lithium Battery Pack Electric Kit includes:1.Barke Lever2.Controller3.PAS System4.LED Diplay5.Lithium Battery Charger6.Aluminmun Doule-Rim and Stainless Steel Spoke7.Rear CarrierEffect Picture of the Electric Bike Kit Attached It Will Be Applicabled For the Bike As Follow:Suitable For Wheel Diameter:20" ,24",26",28",700C.