Self-Balancing Electric Unicycle EcoBoomer iGObr br This sleek addition to the EcoBoomer line of electric human transporters is eco-cool at its best...modern Italian design, classic color options, and comfort, all in one. Not to mention, EcoBoomer iGo tops out at a fast 13MPH, so you can commute, ride about campus, or take in a day of sightseeing, with a range of 19 miles. The lithium ion battery included with the EcoBoomer iGO charges up in no time.