The Naipo Shiatsu Shoulder and Neck Massager is a versatile and portable massaging device designed to provide relaxation and relief to your shoulders and neck. Featuring a heating system that provides gentle warmth to alleviate tension, stress, and fatigue, this shiatsu shoulder massager is designed with convenience and safety in mind. With a 15-minute auto shut-off feature and overheat protection system, it ensures a secure and controlled massage experience. The built-in rechargeable lithium-ion battery allows for cordless operation after a full 3-hour charge, providing approximately 2.5 hours of usage. You can customize your massage by selecting the intensity level that best suits your preferences, and the massager applies acupressure with deep kneading for targeted relief. It's recommended to start with the lowest intensity and gradually increase as needed.