• 【Carbon Fiber Heating】Advanced carbon fiber heating elements on both the sole and instep deliver rapid, uniform heat the moment you power on. Enjoy full-foot warmth in seconds—ideal for cold environments and outdoor adventures.
• 【Smart 4-Level Temperature Control】Features four adjustable temperature settings (45°C–65°C / 113°F–149°F) managed by an intelligent constant-temperature chip that ensures consistent, "warm but not hot" performance. Control via 3-second press to power on/off—designed for safety and comfort.
• 【Long-Lasting 5000mAh Battery】Equipped with a rechargeable 5000mAh battery pair (3.7V), these heated socks provide extended warmth on a single charge. 
• 【Ergonomic Graduated Compression】Engineered with 3D pressure technology that applies targeted compression from foot arch to ankle to calf, gradually decreasing in intensity. Improves blood circulation, reduces muscle fatigue, and enhances energy recovery.
• 【Versatile & Comfort-Fit】Features a high-elastic cuff for a snug, non-slip fit and full-foot heating coverage for maximum comfort. Perfect for skiing, snow fishing, hiking, cycling, camping, or daily winter wear.

Specifications:

• Material: Modal Cotton
• Size: 20.5cm from toe to heel, 30cm from heel to cuff
• Heating Areas: Full sole + instep
• Current: 1.2A
• Voltage: 3.7V
• Rated Power: 3W
• Battery Capacity: 2Pcs rechargeable 5V 5000mAh (Total: 10000mAh)
• Temperature Range: 45-65℃ (113-149℉)
• Power Output: 6W (1.2A, 5V)
• Control: APP-based temperature control