The Phillips Cordless Mini Back Massager kneads and has a hot compress with two 3D nodes which can relax muscles, promote blood circulation and bring you a deep relaxation experience. With a large capacity lithium battery, the massager can be used without power cords allowing you to enjoy a massage, anytime, anywhere. 4 modes available: clockwise kneading, counterclockwise kneading, clockwise heating kneading and counterclockwise heating kneading. Easily change between 4 massage modes by using the one-click massage controller.