36V 350W Bafang BBS01 Mid Drive Motor Ebike Conversion Kit. Includes waterproof cables, PAS and water resistant display (C961 or C965). May be purchased with or without a battery. We offer Hailong downtube or rear rack batteries standard whith these kits but if you need something different please contact us and we will be able to get you what you need. Our batteries come in 13Ah (generic cells) and 17.5 Ah (Samsung cells) versions.