APP Intelligent and Accurate Temperature Control: Our heated socks are equipped with quick temperature control settings using the APP temperature regulation feature, so you can find your comfortable temperature anytime, anywhere. Refuse the tedious fumbling with the socks to adjust the temperature switch and enjoy the warmth brought by technology in the cold winter. Safety Guarantee - Controllable Power and Time : Rechargeable socks are equipped with 7.4V fast-charging battery and an APP with real-time power display, so no need to worry about heating socks unknowingly and suddenly run out of power. The APP has a timing function, allowing you to avoid long heating times that could result in low temperature burns. You can rely on these electric heating socks to keep your toes warm and cozy in the cold winter weather. New Upgraded Heating Zone: Save your toes. Compared with traditional rechargeable electric socks, the heating zone in our heated socks contains an embedded heating element, which is integrated with the socks and helps to concentrate the heat to the bottoms of the toes and feet. Our heated socks generate rapid uniform heat, 360 degrees around the foot, promoting good blood circulation and optimal warmth. Best Gift Choice: Foot warmers are made of soft, h quality fabrics that keep you warm while still feeling comfortable on the soles of your feet. Enjoy outdoor sports such as skiing and hunting without worrying about cold feet. It's also the perfect way to relieve poor circulation. Send the gift of warmth to your family and friends