Savior Men's Women's Winter Warm Socks,Rechargeable Batteries, Heating Socks S-XL

【 Soft and breathable material 】Rechargeable heating socks are made of 55% Coolmax, 25% Elastic, and 20% Spandex, which absorb water and dry quickly, with increased elasticity. 【 Heating area 】Both the instep and toes generate heat, which can promote blood circulation in the soles of the feet and ensure warmth in both feet. 【7.4V 2200mAh Battery】The battery socks are powered by a 7.4V 2200mAh rechargeable lithium battery pack, which is fully charged for about 3-4 hours and lasts for 3-8 hours. 【Dual head charger】A dual head charger with a USB interface that allows two batteries to be charged simultaneously, saving charging time. 【Intelligent switch, three-speed temperature control】Red represents high temperature, white represents medium temperature, and blue represents low temperature. You can easily adjust the temperature. 【Suitable for various outdoor activities】It is very suitable for hunting, skiing, fishing, hiking, dog walking, snowboarding, motorcycles, cycling, and sports events. 【High quality after-sales service】All of our heating products have excellent after-sales service support. If you have any questions (size, quality, etc.), please contact us via email.