SDCL § 32-26-21.2: "Electric personal assistive device" defined.

For the purposes of §§ 32-26-21.2 to 32-26-21.3, inclusive, the term, electric personal assistive device, means a self-balancing two non-tandem wheeled device, designed to transport only one person, with an electric propulsion system that limits the maximum speed of the device to fifteen miles per hour or less.