This newly released carbon fiber bicycle from Audi is equipped with a 2300W electric motor, which can allow it to run continuously for 50 kilometers, and its total weight is only about 10 kilograms. What’s even cooler is that this bike can use your smartphone as its electronic control system, allowing you to embody the fun of smart cycling.
< img src="https://img.111diy.com/timthumb.php?src=/d/file/fujian/19b3672ebf7753188d257ba0b7e19627.jpg" alt="Audi concept carbon fiber bicycle (5)" />