Add some power to your bike with Omni Wheel by EVELO. In 30 minutes, you can turn your regular bike into an electric bike by replacing your front wheel with the 26″ or 700C Omni Wheel. Each is available with either a standard battery that lasts 15-25 miles or the extended range battery that allows travel up to 40 miles on a single charge. Adjust the level of assist used with the wireless display which also provides you with info on speed and distance. Just what to you need to turn a tough hill into a piece of cake!