Urban Commuter 700c 19' High Step Rear Hub Motor 48V 250W Man City Electric Bike - China Electric Bike, Ebike | Made-in-China.com
Amazon.com : Speedrid 27.5" Electric Bike for Adults, 48V 500W Electric Mountain Bike/Electric Bicycle with Removable 48V-10.4Ah Battery, Colorful Display and Professional 21 Speed Gears : Sports & Outdoors