Features: Built-in 2 pieces carbon fiber heating elements generate heat across core body areas (collar, mid back), make you feel warm. A button to heating, three stall temperature control, intelligent heating. 50 degree, 40 degree, 30 degree. Only works when plugged in, without battery. Heated jacket for men, drawstring hooded, slim fit, smooth zip up closure, 2 side zipper pockets, 1 internal zipper pocket, elastic cuffs, solid color. Made of high quality acetate fiber, water-resistant and wind-resistant. Heat quickly in seconds, your whole body will feel warm. Power bank powered: Powered by a power bank(not included), USB plug compatible with most power bank in the market. Great and warm choice for you, family members, friends, employees, to enjoy outdoor activities. Suitable for motorbike riding, sport, camping, fishing, construction, etc., against cold and chilly climate. 1 jacket only, other accessories demo in the picture are not included Size - Back Mid Length (CM) - Shoulder Width (CM) - Bust (CM) - Sleeve Length (CM) M: 66, 44.5, 53, 62.5, 51, L:68, 46, 55, 64 XL: 70, 47.5, 57, 65.5 2XL: 72, 49, 59, 67 3XL: 74, 50.5, 61, 68 4XL: 76, 52, 63, 69 5XL: 78, 53.5, 65, 70 All Products From Us Have Undergone Strict Quality Checks. if There Is Any Quality Problem Or You Are Not Satisfied With The Product contact Us. we Will Give You The Best Solution.