When you buy Razor E100 Electric Scooter you find its start with a kick, speed limit is 15 miles per hour, sturdy and solid, battery lasts about 40 minutes of continuous use. It offers users up to 8 years old. There is a hand-operated chain to limit the speeds. But the brake is insufficient. Best Electric scooter Review 2020 as it makes fun for your younger in a school, so it can choose by younger.