Wireless Neck Massager - The wireless design with a rechargeable lithium-ion battery offers you an extremely free massage experience. Handbag - A premium handbag allows you to take the device anywhere and carry it comfortably. 3D Massage - Four deep-kneading Shiatsu massage nodes provide an incredibly comfortable massage, while the 3D rotating massage rollers are perfect for the neck, back, and shoulders. Speed - Three different speed levels and the option to adjust in two directions mimic the feeling of a personal massage. Infrared Heating Function - The heating function provides a relaxing warmth that loosens the muscles and enhances the therapeutic value.