1. The super long SL track fits the neck curve of the human body more deeply. 2. Three dimensional motion. 3.designed with 9 manual and 10 auto. different massage modes for your reference. 4. Automatic leg extension. 5. Large iPad touch screen + built-in controller 6. Whole body air bag massage, shoulder, arm, waist, calf and foot 7. Crus with kneading + rolling massage function, foot roller scraping massage. 8. Electric leg telescopic sensing. 9. Mobile phone USB charging. 10. The motor box is covered with a protective cover to prevent rats and cockroaches from entering. 11. Wireless Bluetooth music, synchronous massage function. 12. One key saves space, 0 cm against the wall, and one key slides forward. 13. Waist and calf heating with carbon fiber. 14. Intelligent sensing, intelligent body detection. 15. AI voice control (English supported) Carton Size: 182*78*85cm PCS/CTN: 1pc N/W-G/W: 100kg-120kg 1x20`GP:18pcs; 1x40'HQ:66pcs. Technical Parameter: Rated Voltage: AC100-120V. or 220-240V; 50Hz./60Hz; Rated Power: 150W. Rated operating time: 30mins.