2023 Upgraded 5V 5000mAh Heated Socks for Men, Electric Socks Up to 8 Hours,Heating Socks Rechargeable with 4 Heat Settings, Washable Warm Socks for Outdoor Hunting, Fishing, Hiking,Skiing,Foot Warmer

?5V/5000mAh Battery?- Using 5V/5000mAh high capacity battery. Compared to traditional 3.7V batteries, 5V brings faster heating efficiency and provides a more stable temperature without making the temperature fluctuate like 3.7V batteries. ?While ensuring the battery is 5000mAh high capacity, we have also optimised the size of the battery, reducing the size to 1.97in x 2.95in, lighter and thinner! ?HIGH QUALITY FABRIC?- The warm socks are made of high quality cotton material, comfortable and warm, breathable, elastic and thick, comfortable to wear, excellent sweat and moisture wicking effect. The heating socks can also cover the calf, light and not bulky, with a wide range. Unisex heating socks can be matched with sports shoes, leather shoes, boots, rain boots and so on.