Small size electric bicycle：Featuring a 16″ tire frame,ideal for riders under 5’2″ and teenagers.Easier to handle and more efficient to ride,providing a better and more enjoyable riding experience. Enhanced Shock Absorption- Equipped with 4 shock absorbers (front and rear),a large shock-absorbing seat,and 16″X4″ fat tires for extra cushioning,ensuring a more comfortable ride.All-terrain tires suitable for mountain,sand,snow,and grass surfaces. Safety First- Our electric bicycles are certified to the strict standards of UL2849. Dual disc brakes ensure all-weather stopping power, paired with front rear lights for enhanced visibility during day and night rides. 【Power Speed】500W high-speed motor provides a top speed of up to 30 km/h/21.7 mph. Meet all your commuting needs such as outdoor gatherings at work. Additionally, it features brighter LED headlights and taillights to keep you visible and safe while riding at night. 【Long-lasting Battery Life】 A13 is equipped with a 48V 12Ah capacity removable battery that can travel up to 50 miles with pedal assist and 35 miles using electricity alone. You can choose to charge your e-bike directly or remove the battery and charge it at home. The battery takes only 4-6 hours to fully charge, ensuring you have more time on the road and less time waiting to ride. 【100% SATISFACTION】90% pre-assembled, you can easily add accessories to your bike. If you have any further questions, please contact us. Our after-sales team will provide professional solutions within 24 hours. Please keep the original packaging for at least 30 days to prevent any bike return issues. Please contact us and do not return items yourself to avoid package loss.