Savior Heat 7.4V Electric Heated Scoks Battery Pack Included Compression Socks Winter Heating Crew Socks for Women Men，2200mAh

The strategically placed heating elements use far-infrared fibers to obtain the best heating performance. It can stimulate blood circulation in your feet and is very suitable for people with arthritis feet, long-term cold and stiff joints This heating sock uses 7.4V 2200mAH rechargeable battery, charging faster than other products. The temperature control button can easily access 3 heating settings The heating element covers the entire toe area Used for winter outdoor sports, such as skiing, hiking, hunting, snow shoveling, fishing, cycling, cycling, etc