JSB HF05 leg massager machine works on Vibration and Kneading Functions 3 Modes of Vibration + 3 Modes of Kneading Machine can recline upto 45 degrees : Use while sitting/reclining Reflexology Foot Plate to ease foot pain Rubber Knead Pad to effectively Massages Feet / Ankles and Calves Helps in relieving muscle tension and aids better blood circulation 15-minute Auto Shut-off 1 pc JSB leg massager machine, AC wire and adapter, instruction manual 1 year warranty provided by the manufacturer from date of purchase Massage involves working and acting on the body with pressure. Techniques are commonly applied using hands, fingers, elbows, knees, forearm, feet, or a device. The purpose of massage is generally promoted as treatment for stress or pain. In professional settings massage clients are treated while lying on a massage table, sitting in a massage chair, or lying on a mat on the floor, while in amateur settings a general purpose surface like a bed or floor is more common. Aquatic massage and bodywork is performed with recipients submersed or floating in a warm-water therapy pool.