Also electric unicycles: https://www.amazon.com/Swagtron-SwagRoller-Electric-Unicycle-Multi-Terrain/dp/B071NMQHFW/ref=sr_1_1?ie=UTF8&qid=1526040304&sr=8-1&keyw

Also electric unicycles: https://www.amazon.com/Swagtron-SwagRoller-Electric-Unicycle-Multi-Terrain/dp/B071NMQHFW/ref=sr_1_1?ie=UTF8&qid=1526040304&sr=8-1&keywords=unicycle+scooter https://www.amazon.com/Swagtron-SwagRoller-Electric-Unicycle... And electric skateboards with hand controllers.