The eBike battery: long range, low weight, easy to charge - Bosch eBike Systems
VIVI 27.5" Electric Bike for Adults 500W Mountain Bike 19MPH Adult Electric Bicycles Electric Commuter Bike with Removable Battery, Up to 50 Miles, Shimano 21 Speed Ebike - Walmart.com
DUOTTS F26 Electric Bike 26 Inch 55Km/h 20Ah 750W*2 Dual Motors Black