Specification :
Al alloy Frame , three Speed Shifting Function, Power of Motor: 36V 250W, Max Speed: 25km/ h for Europe 32km/ h for North America front wheel e-bike conversion kit includes 1. brushless hub motor set in heavy duty rim with tire/ tube. 2. Battery bag and heavy duty strap. 3. Intelligent brushless speed controller. 4. Electric Brakes. 5. Foldable rear rack. 6. Twist grip throttle. 7. Led Battery guage. 8. Easy, plug and forget lead acid battery charger. Top speed: 25mph~ 32mph Distance before charging: 35-40km Charging time: 5-8hours Packing: Carton Gross Weight: 13.5kgs ( wihout battery) 24" front wheel with 36V 250W motor e-bike kits 26" front wheel with 36V 250W motor e-bike kits 24" front wheel with 36V 350W motor e-bike kits 26" front wheel with 36V 350W motor e-bike kits 24" front wheel with 36V 500W motor e-bike kits 26" front wheel with 36V 500W motor e-bike kits battery for option as following: 36V 10Ah Lead sealed acid battery 36V 10Ah Lithium-ion battery