The 4 Wheel Travel Scooters are very stable and never summersaults due to the flat-free non-scuffing tires. They have a height-adjustable seat, an easy to grip tiller, LED lights for darkness, a front basket to carry items,comfort Trac front and rear suspension. The turning radius of the vehicle is 52'' and the maximum speed attainable is 5 mph. There is an under-seat storagebin, USB charging port, and a user-friendly console. The scooters run 17.8miles per charge and the heavy-duty drive train delivers 70 amp current to the rear wheels. The vehicles carry up to 400 lbs weight and their easy to grip tiller makes as mooth ride possible.