Electric Bicycle Bike Conversion Kit Ebike Hub Motor for Front Wheel US Warm Tip: When you receive your product, you can scan the QR code on the product to download the corresponding APP. We are very grateful for your love and support for our products. Description: Power + control drive + power source Trinity bicycle wheel for a variety of models. As long as the front wheel seconds change intelligent electric power, it can not only use electric power, but also enable pure electric riding mode, realize human-computer interaction, battery quick release, intelligently detect the working state of vehicles and parts, feedback driving speed and mileage, the failure of bicycle! It also has a USB external charging interface, which can also supply power to mobile phones, night lights.