Heated socks, Latest heated battery socks, 5000mAh Extra large battery Long service life up to 65C Large heating surface, suitable for outdoor skiing, winter camping, 【Lightweight Dual Batteries】 The high capacity 5000mAh battery meets your needs for long-term outdoor activities and can be used for a long time without frequent charging. The output voltage of the battery is 3,7 V, which is well below the safe voltage of the human body. The faucet and heating pad are insulated with durable materials to prevent electrical shock or leakage. 【Mobile phone application dual battery control】 The battery has its own power indicator and five-level application temperature setting (35C, 40C, 50C, 60C, 70C) The highest body temperature is 45C. Set timer to off. And with more precise temperature control, you no longer have to take off your socks during exercise to check the battery. If your phone discharges, you can also control the temperature by pressing and holding the battery switch for 3 seconds. The shoes are equipped with push-ups on socks. 【Three-layer material construction】 The outermost insulation layer can effectively block the internal temperature of the human body and block the convection of hot and cold air. The bottom of the socks is woven with electric heating wire that heats up quickly, and the innovative weaving method ensures that you do not feel a foreign body; The innermost layer The fleece layer adapts to human skin and provides a comfortable fit. Sporty winter outdoor sports support blood circulation and prevent Raynaud's phenomenon. 【Perfect gift】 Electric socks can be used not only for outdoor sports in winter, but also provide warmth and comfort in cold temperatures. Perfect jako gift for birthdays, Christmas and other holidays. Size: APPLICATION SIZE 42 Brand: Wndy's dream Color: Black Material: Polyester Battery capacity: 5000 milliampere hours