Fangrui Product Details 1. Yesido Mg11 3 Modes Adjustable Width Neck And Shoulder Massager 2. Features: 3. Refreshing And Decompressing, Neck Massage: Simulate Kneading And Acupressure Massage, Effectively Relieve Neck And Shoulder Muscle Tension And Soreness. 4. Constant Temperature Hot Compress, Relax Tight Muscles: Built-in Heating Device, Warm Current Constant Temperature (41-45 Degrees Celsius) Hot Compress, Promote Blood Circulation In The Neck, Relieve Muscle Tension, And Relieve Pressure Comfortably. 5. Lightweight And Not Tiring To Wear For A Long Time: Ergonomic Design, Fits The Neck, Provides Support To Simulate Human Hand Massage, 1044g Weight Does Not Press The Neck, Freeing Your Hands. 6. 3 Versatile Massage Modes: Choose From Kneading, Master, And Meridian Modes To Target Different Massage Needs And Preferences. 7. Adjustable Massager Width: Turn The Knob To Adjust The Width And Narrowness Of The Massager, Which Can Be Adjusted According To Personal Preferences To Obtain Personalized Comfort. . 8. Parameters: 9. Material: Pu+abs+cloth+cotton 10. Weight: 1044g 11. Rated Power: Less Than Or Equal To 10w 12. Charging Current: Dc5v Less Than 1.5a, About 3h 13. Battery Capacity: 2400mah 14. Noise Decibel: Less Than 50db 15. Working Time: 10mintime 16. Continuous Use: About 150min 17. Massage Head Speed: Less Than Or Equal To 26r+-min 18. Neck Heating Temperature: 41-45 Degrees Celsius