1. Massage contacts: 4 2. The right temperature 3. High-definition large screen, touch panel 4. Large area bumps to press acupuncture points 5. Built-in 2200 mAh lithium battery 6. 4D three-dimensional wave rolling massage 7. 4 big airbags push, 3 big massage modes 8. Massage techniques: massage, acupressure, kneading 9. Size: 26x21x9cm 10. Unit weight: 1.2kg