Amazon.com : Speedrid SE2 20" *4.0 Folding Fat Tire Electric Bike for Adults, 500W Electric Fat Tire Bike with Mid Located Built-in 48V-10.4Ah (499Wh) Battery, Front Suspension Fork and Professional 7 Speed :
Pedal Electric's Fleet of Sleek, Souped-Up E-Bikes Are Begging to Be Adventured On - Surfer
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