Amazon.com : Electric Bike for Adults, Asomtom 26'' x 3.0'' Electric City Cruiser Bike 350W Removable Battery Up to 40 Miles and 20+ MPH Electric City Commuter Bicycle Shimano 7-Speed Cityscape Ebikes/UL
Amazon.com : Adult Electric Tricycle 20-Inch Hub Electric Bicycle, 17.5AH Detachable Lithium Battery, 500W 48V Super High Power, Home, Travel, Off-Road, Fast Folding and Easy to Carry, Super Large Black Basket. :