Experience a manual self-powered treadmill that is manufactured without electricity., reaching top speeds of 15km/h. A high-speed bearing make you run more smooth and quiet. The front of the treadmill’s running belt is acceleration, the middle is uniform speed and the below is deceleration.
RONGLE ROO1 2 in 1 Mini Folding Treadmill, manual self-powered Treadmill, Under Desk Portable Treadmill Walking Running Machine