Three-headed Intelligent Cervical Spine Pulses Shoulder And Neck Multi-functional Charging Neck Protection Device Features: 3 massage heads provide a comfortable massage. Tightly covers the muscles around the cervical spine and painful areas all over the body. Release neck tension instantly in front of your computer or smartphone for countless hours of effective massage. Relieve headaches, chronic fatigue and neck muscle unbendation. Humanized design, adapt to the of human neck, with constant temperature heating function, better massage effect. there is no cumbersome process, the patch has-electricPulse, hot compress function, bringing you the ultimate enjoyment. Enjoy unbending massage anytime, anywhere, wireless hanging neck, weight, easy to carry, suitable for home, office, business travel and other. Product Description: include: 1X Neck