They make power with two sets of electromagnets. The much larger a single is in the shape of an empty cylinder, and the next, smaller magnet is within it. The inside magnet could be the just one that will get rotated. I stuck to bike lanes when doable, And https://electricscootermodified05690.bloggazza.com/27518003/top-5-electric-scooters-for-adults-fundamentals-explained