Amazon.com : Electric Bike for Adult, Vivi 26" Electric Mountain Bikes 250W/350w Motor Electric Bicycle for Adults, E-Bike for Men & Women, Professional Shimano 21 Speed Gears with Removable Lithium-Ion Battery :
Amazon.com : ANCHEER 26'' Folding Electric Bike for Adults Power Motor Up to 20MPH, Electric Bicycle Removable Battery 15-30 Miles, Adults Mountain E-Bike Full-Suspension, 21-Speed Gears(Black) : Sports & Outdoors
Amazon.com: Adult Electric Bicycles - Women / Electric Bicycles / Bikes: Sports & Outdoors
E-HT1011 E-MTB Hardtail 29" Black / Blue 500W : Amazon.de: Sports & Outdoors