Its top rated speed is really good as well as motor power does not degrade around time. It’s fairly easy to assemble and very comfortable to fold and carry. It’s braking program did degrade above time nevertheless but not a big deal for the general quality on the ebike. https://www.electricscooter.ltd/11-inch-e-scooter-electrico-max-speed-120km-h-10000w-electric-scooter-adult/