This probably reminds you of the electric bike, so you may be confused concerning why are electric bikes legal but not scooters? Nicely, electric scooters can arrive at higher speeds of approximately 30km/hour, however the battery needs being recharged immediately after a particular distance (between 10 and forty miles). https://electric-scooter-vs-skate06937.thechapblog.com/29448814/not-known-details-about-10000-watt-electric-scooter-nyc