Powerful Motors: 2 heated shiatsu massage motor heads located at the top middle of the massage belt (polyester). Massage Nodes: Twin rollers supply a total of 4 acupressure massage nodes to release muscle tension and relax your body. Intuitive Controller: Remote controller located right on the side: select on/off for heat, power it on, select which direction for the motors to rotate. Durable Straps: Each side of the belt has built-in padded arm straps for comfort and convenience while the massage belt is in use. DC and AC adapters: Can be used in the home, office, passenger or rear seat of vehicle, etc.