Dual Control Switch Smart USB Heating Down Vest, Size: XXXXL(Blue)

1. Using graphene fiber to heat, stable performance, safe and reliable
2. Comfortable fabric, preferably down cotton
3. One-touch heating, three-speed temperature control, intelligent heating
4. Because the internal heating wire is made of carbon fiber wire, unlike metal copper wire, it is not conductive, and the power interface is insulated and waterproof. It can be easily cleaned in the washing machine, and there is no need to worry about the problem of washing heating clothes
5. Windproof and warm, thin and close-fitting
6. Large-capacity zipper pocket to prevent items from being lost
7. Inner pocket USB power cord, with a pocket for placing power bank (power bank not included)
8. Cleaning instructions: It can be machine washed or hand washed, please do not wring it dry by hand