Shiatsu Neck and Back Massager: Mountrax Back Massager is designed to relieve tension and pain in the back, neck and shoulders. It features 4 bi-directional motion deep kneading massage nodes that mimic professional Shiatsu massage, providing a deep massage combined with a heating function that quickly relaxes muscle tension and effectively relieves fatigue from work Ergonomic Design and Versatile Use: Upgraded ergonomic design fits the curves of the back and neck perfectly, providing effective support for the body. You can use it while sitting or lying down, and adjust the position as you like to free your hands. Also the elastic strap design with buckle makes the back massager very suitable for a wide variety of chairs and can be fixed on most chairs, such as: office chair, gaming chair, etc Soothing Heat and Customizable Functions: Unique dual-zone heating function allows you to experience neck and back heating, effectively soothing muscle fatigue and promoting circulation. You can also choose 2 heating levels and 2 massage intensities according to your needs, and even the direction of massage. There is also an optional 15 or 25 minute automatic timer to prevent overuse and overheating Thoughtful Gift Option: This back massager is suitable for self-care, or as a gift for Christmas, Mother's Day, Father's Day, and birthdays. Whether at home, in the office, or on a car trip, you can easily carry it and enjoy the pleasure of neck and back massage anytime, anywhere Customer Service Support: Mountrax provides 24x7 customer service for every customer, as well as reasonable and complete after-sales solutions. We will solve any problems you have about our brand and products. Please feel free to contact our customer service at any time. We are always on call Portable and Convenient Design: The compact dimensions of 12 inches in length, 12 inches in width, and 4 inches in height make this massager easy to transport and store, allowing you to bring relaxation therapy wherever you go