48v 500w 20AH lithium batteries cargo electric bike

48v 500w 20AH lithium batteries Electric Moped Scooter Bike Delivery VB14 Electric Bike for Delivery Model No.                           VB14 Electric Bikes Material                             High carbon-steel Product name &Features      4 inch Fat Wheel  48V,20AH Battery Battery type                       Swappable Battery Motor power                      48V, 400W in real Charging time                     5-6hours Range (riding distance)        50-80km Max speed                         25 km/h (EU required)  for 75kg…