2023 Ferdiiz Heated Socks, 2 X 5000mAh/5V Battery Max. 12H Electric Rechargeable Wool Heated Socks 2 Heating Wire Heated Socks with 4 Temperature for Whole Foot Sole

["💝💝BRINGT IHNEN WINTERLICHE WÄRME: Heated socks are made of highly stretchable core-spun yarn fabric on the outer layer and short wool on the inner layer. Moisture absorption, breathability, high elasticity, and no static electricity ensure that you feel comfortable wearing them. They are an ideal gift for people suffering from arthritic feet and cold joints.","💝💝KEEPS YOU WARM FOR UP TO 12 HOURS: Equipped with 2 X 5V/5000mAh rechargeable lithium-polymer batteries, which have a higher capacity than other batteries on the market, the heated socks can work for 6-12 hours, keeping your feet warm all day long. (Note: Please charge in advance in below zero temperatures)","💝💝4 ADJUSTABLE TEMPERATURES: Ferdiiz battery-heated socks with 4 temperature levels, self-heating socks with a maximum temperature of 158℉/70℃ (4 lights on), medium-high 140℉/60℃ (3 lights on), medium 120℉/50℃ (2 lights on), and low 113℉/45℃ (1 light on). In emergencies (e.g. after swimming in winter), use high temperature first, then switch to low temperature.","💝💝HANDS-FREE: To avoid freezing your hands while hand washing and prevent your heated socks from wrinkling and pilling, place the battery-heated socks in the Ferdiiz mesh laundry bag when washing in the washing machine. Note: Remove batteries before washing and thoroughly dry the cable before use.","💝💝VERSATILE USE AND BEST GIFT: Ferdiiz heated socks have buckles to prevent the batteries from being thrown out during exercise, ideal for hunting, hiking, horseback riding, fishing, cycling, driving, running, camping, skiing, hiking, sleeping, and more. The heated socks are also ideal gifts for parents, friends, family, and seniors."]