Untitled DocumentMinibikepartsnowScooter Parts UnlimitedBrand New - 36 Volt Controller For Motors up to 500 WattsFits Electric Scooters, Mopeds,MobilityScootersThese are replacements parts from the manufacturer Great PRICE!!Original Price $51.95, but now, buy it here for only $38.95 with shipping already included !!Comes in a 8 Plug Fitment ( Each plug has a stick indicating where to plug the unit into on your bike to avoid confusion )Easy Installation! Compatible with: 36 Volt Electric Scooter Bikes with motor that is up to 500 watts for brush motors Controller Manufacturer: Yi YunModel # YK40 ( LBD14 )- 36 Volt 500 Watt ControllerBolt Spacing: 8.5 Inches Apart