Stay cozy and warm through the worst winter storms with the Torch Coat 2.0 Winter Jacket Heater. This ingenious device fits inside your regular winter coat, providing additional warmth. It wraps around your lower back, with two pads delivering remarkable heat. Version two of the Torch Coat is more refined than the original; as a result, heat transfer is 30 percent more efficient. In addition, you can choose between three different heat settings. Consequently, you can adjust to conditions and preserve the battery. After a full charge, the new Torch Coat provides four hours of warmth on the lowest setting. You can install the device in any coat via the supplied velcro strips, with two sets to cover your favorite jackets. In spite of all these great features, the Torch Coat 2.0 weighs only 40 ounces.