For 48V500W Electric Li-ion Battery Bike, everyone has different special concerns about it, and what we do is to maximize the product requirements of each customer, so the quality of our 48V500W Electric Li-ion Battery Bike has been well received by many customers and enjoyed a good reputation in many countries. Comfort Vehicle 48V500W Electric Li-ion Battery Bike have characteristic design & practical performance & competitive price, for more information on the 48V500W Electric Li-ion Battery Bike, please feel free to contact us.