Vehicle, Mobility and Transportation Design Unio Electric Unicycle by CHANG-YU PAN Unio is an electric assisted unicycle with automatic balanced system. The main design purpose is to put the highly skill unicycles into daily life use. By the Unio, the user can use the same skills for usual bikes to ride it. In a couple of hours, you will become an expert. Traveling forward and back, and glide to either side will not be a problem. Unio are more agile and slippery than a bicycle. We can significantly save the occupied parking area up to 50% compared to the bicycle, and it is more friendly to the pedestrian when riding at crowded street.