1. Product dimensions: 945*955*1065mm (width x length x height) (tolerance ±20mm) 2. Seat cushion dimensions: Seat depth 520mm / Seat width 595mm / Seat height 510mm / Armrest height 580mm (tolerance ±20mm) 3. Maximum test load: 300lbs, test times 20000 4. Motor stroke: Push rod: 135+213mm 5. Push rod no-load speed: 16mm/s 6. Push rod motor maximum thrust: 1000N 7. Backrest inclination angle: 115° - 150° (based on the frame) 8. Leg inclination angle: 90° - 180° 9. Control method: 2-key hand controller 10. Low noise level: < 55 db 11. Power adapter parameters: Input 100~240VAC, 50/60HZ; Output 29V/2A 12. USB interface parameters: One Type-A and one Type-C, total output 5V/2A 13. Legend buckle parameters: Output 12V/2A [] mainColor : Ebony mainMaterial : PU Leather