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 :
Allant+ 9.9S | Trek Bikes
Performance Line Speed: The Bosch motor for S-pedelecs - Bosch eBike Systems