ADO Air 20 Ultra Folding Electric Bike

This bicycle features an enhanced Air 20 foundation and includes a BAFANG auto-shifting motor, carbon belt drive, and integrated frame battery for up to 100km range. It weighs 20kg and can be folded easily.

• The description claims the motor has an intelligent 3-speed automatic internal gear system.
• The description claims low-speed torque is 24% higher than traditional 2-speed motors.
• The description claims the new mid-speed gear boosts acceleration between 13–19 km/h.