WOMENS ELECTRIC THERMAL UNDERWEAR SET Whole body intelligent fever: The Heated thermal underwear is equipped with ８ carbon fiber heating zones ( left & right abdomen, mid-back, waist and left & right Arm). It can heat up your entire core body areas and keep you warm.You can adjust 3 temperature modes by short-pressing the power button (Red, White, Blue). Machine Ｗashable Women's Heated Thermal Underwear Set have been tested and can be machine washed and and time again. USB Interface The electric Thermals Underwear uses a USB interface. This means you can power the thermal underwear with any 5V / 2A power pack. High Elastic Fabric Thermal underwear for women have the perfect blend of comfort, warmth, elasticity, and moisture protection. High-quality Carbon Fiber Heating Wire Using carbon fiber heating technology, temperature controllable, quickly reach 50℃/ 122℉