The wheel of Bicycle Cargo #Trailer EIN from Biomega have electrically assisted. The moment you push down on your pedal and start to get the bike moving, the wheel receives a signal, and the motor kicks in. Overall, hub drive of 250W, battery and wheel setup will be good for a maximum of 150 km (93 miles) https://www.autoevolution.com/news/biomegas-ein-is-the-last-bicycle-cargo-trailer-youll-ever-want-and-need-159412.html













