Now you can find soothing relief from neck pain with this state-of-the-art massager. Combining vibrating massage therapy, low-frequency electrical therapy, magnetic therapy and far infrared heat therapy, it conforms to the contours of your neck to enhance circulation and quickly help ease pain and stiffness. Comes with a wireless remote control so you can adjust the temperature and choose the combination of therapies that are right for you. Rechargeable. Plastic and metal. (Not for use by those with a pacemaker). Product can only ship Ground, no air shipments due to the Lithium Battery included. Measures 6 3/4"L x 5 1/2"W x 2 1/4"H.