Smart Heating Scarf

This is a scarf that can be heated, not only can warm you, but also effectively protect your cervical spine. It can also be washed like a normal scarf, and the USB interface can also be washed directly. DuPont cotton pads make it more comfortable and warmer. A variety of gears can be adjusted to meet your various needs. Constant temperature technology can keep you warm without causing you to burn, making it safer