"Motorized foot scooter" means a device with no more than two ten-inch or smaller diameter wheels that has handlebars, is designed to be stood or sat upon by the operator, and is powered by an internal combustion engine or electric motor that is capable of propelling the device with or without human propulsion. (Added by Ord. 04-129, Dec. 1, 2004, Eff date Dec. 12, 2004).