Key specifications/special features: User age:14 years old Displacement:47cc Tire:10 inches(tubeless)tank capacity:1l Oil type: Petrol 1:25 engine oil Load:110kg Brakes: Disc brakes Speed:55km/h Revolving mode: Chain driving Torque:2.4n. M/8.000rpm Engine: Two strokes Stater: Handle-power Cool mode: Air cool Nw:23kg Gw:25kg