Heated Inner Wear with 24 Heating Zones Long Sleeve Innerwear for Women, Fleece-Lined, Quick Heating, for Autumn and Winter Washable, USB Powered, 3-Level Temperature Control Japanese Fiber Heater Battery and pants are not included. Top only. Although new and unworn, please understand that this item has been stored at home. ■ Usage Time: 10000mAh: 3-5 hours 20000mAh: 4-7 hours ■ Temperature: 3-level adjustment ■ Size: S ■ Color: Black Functional Overview: Cold protection and warmth retention, blood circulation, pain relief, moisture control, rheumatism relief, etc. Rapid heating, quickly eliminates the cold! Increases metabolism and maintains normal body functions. In winter, it is very suitable for outdoor activities such as snowmobiling, motorcycling, mountains, camping, hiking, skiing, and daily office work, as well as business activities. This heated wear is highly recommended as a birthday or Thanksgiving gift!