Evenly built-in tensile and corrosion-resistant heating wires and equipped with electric heating protective device, our heated car seat cushion has an efficient and reliable heating system. And coming with low- and high- level adjustable temperature controller, its temperature can reach approx. 30? at a low-level mode and reach approx. 60? at a high-level mode. With it, you can not only keep you warm in winter cold days as well as promote blood circulation to relive the muscle soreness, pains and fatigue of your body due to long time driving.