4 ROTATIONAL HEADS WITH 12 MASSAGER NODES: A wonderful gift for mom or dad this holiday season. The HoMedics Heated Foot Massager has 4 rotating heads. Each head has 3 nodes. That’s a total of 12 massager nodes that are designed to target acupuncture points on each foot, giving you a relaxing massage from heel to toe | EASY TO USE CONTROL: This Shiatsu Foot Massager has easy to use controls. Simply use your toes to press the buttons on the massage heads to control the heat and rotating node functions. No need to bend forward! Discrete enough to use at home or in the office under your desk! Product Width- 13.78 inches. Product Height- 4.65 inches. Product Length- 11.1 inches | SOOTHING HEAT: This deep kneading foot massager has an optional heating feature. The use of heat helps to penetrate tired muscles in your arches and soles making your massage even more soothing and relaxing | SHIATSU DEEP KNEADING FEATURES: The foot massager uses a combination of deep kneading Shiatsu massage style with its warming function to soothe and rejuvenate tired feet. This foot massager helps ease the pain of Plantar Fasciitis and Nerve Pain as well as improve blood flow | WHAT’S INSIDE THE BOX: One HoMedics Shiatsu Heated Foot Massager. One owner's manual. One 30-day money back guarantee