Innovative Electric Heated SocksAdvanced Technology for Optimal Warmth Our electric heated socks feature the latest technology with heating elements perfectly integrated into the fabric.They distribute heat quickly and evenly across the entire foot, providing a pleasant sensation in cold weather. Rechargeable Battery for Total Freedom These electric socks come with a pair of rechargeable 2200 mA batteries, with a USB port compatible with most phone power banks portable. The ingenious design of the hidden external battery pocket, with a closure button, ensures the battery is securely closed during exercise, preventing any risk of falling out. Smart Temperature Control Our electric heated socks offer three temperature settings to meet your changing needs. Choose the high heat mode (60 °C / 140 ℉) for extremely cold days; The medium heat mode (50 °C / 122 ℉) for cozy warmth, The low heat mode (40 °C / 104 ℉) for gentle warmth. Keep your feet warm at all times and anywhere. Ideal for Winter Sports Our heated socks are perfect for outdoor sports such as skiing, hiking, hunting, ice fishing, horseback riding, cycling, and many other activities in cold environments.These heated socks allow you to forget the cold and focus on enjoying the outdoors.