Ideal one-piece solution. Provides perfect warmth and eliminates the need to layer multiple garments. Continuous heat. Thanks to three-zone heating and three heat levels for perfect heat distributionand long-lasting warmth. Never again without power. By simply charging USB devices via the integrated connection of the battery adapter. No chimney effect. The heating pads have been moved from the upper to the lower back to prevent cold air from being drawn in from the underside of the work garment. Additional storage space. More and larger pockets than the previous GHJ 12+18V. Construction site durability. High quality fabrics protect the wearer in all weather conditions. Never feel cold again, 3 different temperature settings with fast heat up time (under 3 min). Free movement. Elastic fabrics and smart cut design allow full freedom of movement. Without battery and charger.