Three Massage Styles : Choose from three distinct Massage styles with the Quad Shiatsu Pro Massage Cushion; For a fast, Invigorating Massage choose the Percussion setting; For a deep muscle Massage choose the kneading setting; For a Gentle, comforting Massage choose rolling setting; With three Massage styles to choose from, you are able to Customize Your Massage to Your needs for faster relief from stress, tension, and sore musclesSPECIALIZED ZONE Control: Treat Yourself to a Completely customizable Massage with the zone Control feature; Besides selecting the Massage style, you can choose to focus you Massage on certain regions of Your back including Full back, lower back, and upper back; For targeted pain or tension, choose the spot Massage feature to concentrate Your Massage on a Single Point on Your back; The specialized zone Control lets you have Complete Control over Your MassageSoothing Heat: The homedics quad shiatsu pro massage cushion's heat feature will help to further relax your muscles and melt away tension; The use of heat helps to penetrate tired muscles and tissue in your throughout your entire back; Turn the heat on to enhance your massage experience and soothe tired muscles; The heat will help to stimulate blood flow and promote healingEasy to Use: The Homedics Quad Shiatsu Pro Massage Cushion with Heat is Easy to use right out of the box Powered by an AC adapter, simply plug it into the wall and adjust it on Your favorite chair; This Massage cushion was Designed with an Integrated strapping system s so that it fits easily on most chairs at Home or at the Office; This cushion also has Convenient, Easy to use hand Controls so that you can adjust the settings and Customize Your Massage with the push of a buttonWHAT'S IN THE BOX: 1 Homedics Quad Shiatsu Pro Massage Cushion with Heat