The Classic 6.5 is the perfect scooter for indoor use. The Classic is ideal for smooth and even surfaces, and can attain a top speed of 15km/hr. (nominal speed 10km/hr.). The Classic is equipped with a gyroscope coupled with a CPU and Sure drive+ chip that helps steer and break safely. In addition, the unit is built with protection from over-current, battery de-stabilization, short circuits and temperature variation.