Heated car seat cushion, 12V portable car back massager, heating and ventilation function for winter driving minutes to heat, 5 minutes for constant temperature effect, the maximum temperature can be 131, the heating pad can automatically adjust the temperature according to body temperature, perfect for Cold weather and winter rides and year-round use. Easy to install and more durable. Massage car seat cushion, made of high quality plush fabric, reinforced edge, durable and long lasting. If you need to install the seat cushion on the seat, plug the cigarette lighter into the 12V cigarette lighter and turn on the power, and you can use it. Safer temperature adjustment: The heated seat pad with high and low heat settings allows you to adjust the temperature, ensuring extra warmer blood circulation in your buttocks. Intelligent heating pad: when you leave the seat pad, the seat pad will stop heating, when you use Sit on it, it will heat automatically, very intelligent, even if you in