This heated sweatshirt is designed to provide portable warmth in cold conditions with five carbon fiber heating zones and three adjustable temperature settings. It includes a 16000mAh power bank for 4-8 hours of continuous heat output. The outer shell blends cotton and polyester for durability, while the polar fleece lining adds comfort. A full-zip design, anti-static finish, and YKK zipper make it practical for daily winter wear and outdoor use. It is suitable for work, commuting, camping, and other cold-weather activities.