RANGE Up to 40.5 Mi Top Speed 20 mph MOTOR SIZE 350W TIRE SIZE 27.5" BATTERY SIZE 36V 10.4aH PAYLOAD CAPACITY 300 lbs 2 Year Warranty GOTRAX Has you covered. Safety Certified In accordance with UL 2272 The CTI is a fast, fun, and eco-friendly way to get around town. Featuring a classic road bike style for riding in the city, this commuter e-bike has the perfect blend of quality and affordability for all of your urban riding needs.