1.S-L type of curve for joint human body massage guide; 2.Back with four-wheel massage mechanism; 3.Extendable footrest maximum 20cm; 4.Airbag pressure for shoulder, arm, wasit, calf and foot; 5.Heating for the waist and calf 6.Automatic height detection function; 7.Rolling massage for sole (designed with 6 rollers); 8.Touch screen remote controller; 9.Bluetooth music play functions; 10.Zero-gravity, one-button parallel moving function. Carton Size: 112*76*107cm PCS/CTN: 1pcs N/W-G/W: 75kg-85kg 1x20`GP:30pcs; 1x40'GP:60pcs; 1x40'HQ: 60pcs. Technical Parameter: Rated Voltage: AC100-120V. or 220-240V; 50Hz./60Hz; Rated Power: 120W. Rated operating time: 15-20-25-30mins. Incline Range: 95-175 degree