Razor Power Core E100 Electric Scooter Power core technology and design features 2x the increased ride time and 50% more power than the original Razor E100 Maintenance free with no alignment, no chain, and no chain tensioner needed Speeds up to 11 mph with up to 60 minutes of continuous use Features a kick start, high-torque hub motor, push-button throttle, hand-operated front caliper brake, urethane front wheel, and retractable kickstand Recommended for ages 8 and up; supports riders up to 120 pounds