SoverSky S5 Electric Fat Tire Stand up ScooterTHESE ARE RENTAL RETURNS AND HAVE BEEN USED. BIKES ARE "AS IS" IN STORE PICK UP ONLY All the parts of S5 are made of high tension steel and aluminum, highlight front light, brake lights . We also use the disc brake to reduce the distance. Overcurrent Protection, Overcharge Protection, Over discharge Protection etc. Due to our 60V 20AH high density lithium battery pack provides 30 miles of city range or combined stop and go range, very necessary to put