Men's heated underwear set, 22 heating zones, intelligent control, 10 seconds heating, 5V voltage, 8+ hours of , -resistant.

Features:
Black Technology Warmth: Using heating technology, 22 areas of the body are heated, fully upgraded, allowing you to feel warm in the cold winter.
Intelligent Control System: 25~55°C adjustable , 3 levels of control, -button control, allowing you to adjust the according to your needs.
10 Seconds Heating: Using efficient heating materials, it can be heated in 10 seconds, allowing you to quickly feel warm in the cold winter.
5V Voltage: Only heat conduction, no electricity conduction, safer to use.
8+ Hours of Long-lasting : Built-in large-capacity , a can be used for more than 8 hours, allowing you to keep warm for a long when you are out.

Specifications: 
Material: Knit surface: 95% cotton, 5% spandex,  Lining: 95% polyester, 5% spandex  
Color: Black 
Input voltage: 5V
: 7.5W
Size: L-4XL (Optional)
Weight: 1028g/36.26oz - 1182g/41.69oz 

Package list:
1*Heated underwear
1*Heated underwear pants