Transport Wheels in front & Handles in rear for easy transportation Non-motorized Zero-energy consumption Pure green energy treadmill Creative crawler belt without running board design ensures that the running belt has no sideways deviation and waxing Fully shock-absorbing, safe and comfortable Creative precision bearing transmission system, smooth, zero drag and stick Lower noise, power consumption, failure rate and maintenance cost Eliminates the slippage of traditional running belts Accurate speed, no block or cover of running area, wider field of vision, easier for gait analysis