Think of the 24 volt YK20 V2.0 controller for the Hyper HPR 350 Electric Motorcycle as the ride-on's electronic brain. There is nothing more frustrating than having your Hyper HPR 350 cease scooting due to a faulty control module. If your Hyper HPR 350 suffers from "bad brain" it is time to replace it with this Hyper HPR 350 Electric Motorcycle control module.