Item Type: Heated SocksMaterial: Heating wire, ModalLength: Approx. 51.5cm / 20.28inBattery: 1 x 18650 lithium ion battery 2200mAh (included)Weight: Approx. 350.00g / 12.35oz1¡¢Efficient Warmth: Designed with heating wire and modal material, it can effectively resist the cold in fall and winter and bring you a warm wearing experience. 2¡¢Rechargeable Battery: The socks come with a 2200mAh lithium ion battery, which can be easily recharged for multiple uses. 3¡¢Comfortable and Lengthy: With a length of approximately 51.5cm, these heated socks cover most of the lower leg for optimal warmth. 4¡¢3 Position Temperature Control: With three adjustable temperature functions, the temperature can be adjusted according to individual needs to meet the needs of different people. 5¡¢Versatile Use: Suitable for both men and women, these heated socks are perfect for various activities such as skiing, hiking, or simply staying cozy at home. 6¡¢Heatable Bottom: These heated socks offer adjustable heat to keep your feet cozy in cold weather.2 x Socks2 x Connecting Cables2 x Batteries