The clothes have a USB interface, please bring your own power bank. Our package does not include a power bank. SIZE CHART: S: length 63cm, shoulder 39.1cm, chest 102cm, hem 41cm; M:length 65cm, shoulder 40.3cm, chest 106cm, hem 43cm; L:length 67cm, shoulder 41.6cm, chest 110cm, hem 45cm; XL:length 69cm, shoulder 42.7cm, chest 114cm, hem 47cm; 2XL:length 71cm, shoulder 43.9cm, chest 118cm, hem 49cm; 3XL:length 73cm, shoulder 45.1cm, chest 122cm, hem 51cm; 4XL:length 75cm, shoulder 46cm, chest 126cm, hem 53cm; 5XL:length 77cm, shoulder 47.5cm, chest 130cm, hem 55cm; 6XL:length 79cm, shoulder 48.7cm, chest 134cm, hem 57cm; Versatile Design: This winter heated jacket is made from premium waterproof softshell material that offers excellent breathability, while also providing good resistance to dirt, scratches and wind.The soft insulation lining and heat retention system ensure optimal warmth and comfort, even without using the heating function.Practical and stylish combined, this self heated jacket is suitable for most men and women. Warming Gift: The heated winter jackets support machine washing or hand washing. Suitable for winter outdoor activities such as hiking, climbing, skiing, fishing, hunting, and work.The electric heated jacket is well made and makes an ideal holiday gift for family and friends.