Amazon.com : Electric Bikes for Adults,NAKTO 20" x 4.0 Fat Tire Electric Bicycle with 350W Motor,25MPH Montain Ebike, 36V 10AH Removable Battery, Shimano 6-Speed and Dual Shock Absorber for Adults with Free
BMW unveils 60 km/h (37 mph) electric bicycle with 300 km (186 mi) range