Better Massage Experience The new massage head design of the SKG acupressure neck massager, 320 facial cutting technology, forms an irregular texture structure, which allows the massage head to have rich contact with shoulder and neck muscles; The design of the rolling massage head aims to achieve a smooth and comfortable massage, which provides a better massage experience. (It is recommended not to use it more than twice a day)Large area fast heating massager: adopting a micro-oscillating elastic massage head, suitable for the entire shoulder and neck in three-dimensional way, providing a larger massage area and suitable for larger neck sizes; SKG neck and shoulder masseur has 64 red light beads and 2826 mm square film thermal compression, dual effect thermal compression, which provides a larger heating area.Long endurance hands-free massager. SKG neck massager relieves pain in deep tissues and heat with a unique backpack design, free for your hands. The SKG neck pain device has a built-in 2000 mAh battery, which is approx. 90-minute massage on a single charge. It weighs only 2.2 pounds and does not strain your shoulders.H7 Shoulder & Neck Massager: Provides a truly deep tissue massage experience. The improved massage area is 200% larger than the conventional 4D neck massager. A complete shoulder and neck massage to relieve your shoulder and neck pain.With a focus on health, SKG has been dedicated to massage therapists with more than 1500 patents, more than 150 experts and a worldwide distribution of 2200 W massagers for ten years. As health experts, we look forward to bringing more people a better life..