The portable Walking Treadmill allows you to run up to max speed 10.8kmh / 6.7 mph and walk up to 6kmh / 3.8 mph with the remote under your desk. 【Wide Running Belt Treadmill】 The 5-layer non-slip running belt features a spacious running area(41.7" x 15.7"), providing an effective and safe cushion for your knees.