Ecotric beginner electric bike 500w foldaway e bike 20″ fat tire offroad folding electric bicycle 36v 12. F3 electric bike for adults with 1500w motor peak,48v 624wh removable battery max 74 miles 28mph,20″ x 3. 5mph power by 550w peak motor, 14″ tire&height adjustable, foldable scooter with accessorry.