The Phillips Mini Back Massager uses different methods to massage different parts of the body. It soothes muscles, promotes blood circulation, and gives you a deep relaxation experience by kneading and heating two 3D nodes. 4 Modes available clockwise kneading, counterclockwise kneading, clockwise heating kneading and counterclockwise heating kneading. Easily change between modes by using the one-click massage controller. Automatically turns off after 15 minutes to avoid damage to muscle and skin by excessive massage and overheating.