Ergonomic massage lumbar support heating computer chair for home use, comfortable for long sitting, office chair with posture support, gaming chair

"1. 3D headrest without armrest

2. 5-level adjustable backrest; double backrests, equipped with massage device

3. Hollow seat cushion

4. 4D armrest

5. No footrest

6. Three-level locking reclining tray

7. 80-level electroplated rods

8. 30-degree bent PP feet

9. 50 black casters

Battery information: Battery capacity 4500 milliampere-hours, charging time about 4 hours, standby time 4-5 days"