About these items Temperature control: Feature four - temperature settings ranging from 40°C to 70°C, adjustable via physical buttons or an app, allowing easy operation even while wearing gloves. Heating coverage: Provide 360° heating, with heat wires enveloping toes, soles, and the tops of the feet, ensuring even warmth in cold conditions, suitable for outdoor workers and winter sports enthusiasts. Battery performance: Equipped with dual lithium batteries. One model has a total capacity of 12,000mAh, offering up to 8 hours of continuous warmth on the lowest setting, while others with 10,000mAh provide up to 7 hours, ideal for various outdoor commutes and adventures. Versatility: Suitable for a wide range of outdoor activities like skiing, hiking, ice - fishing, and dog - walking, and are appropriate for all age groups. Comfort and durability: Made of skin - friendly modal fiber and faux mink lining, they are machine or hand washable (with a provided laundry bag) for long - lasting, comfortable wear. Key Differences Item Model Number: KEC - 6000 and KEC - 5000 have different model numbers, which may imply differences in design or features. Battery capacity: The KEC - 6000 has a total battery capacity of 12,000mAh, while the KEC - 5000 models have 10,000mAh, resulting in different maximum heating times. Size availability: The KEC - 6000 is one - size - fits - all (US: 6 - 14; EU: 38 - 48), while the KEC - 5000 is available in multiple sizes (S, M, L, XL) with corresponding US and EU size ranges. Color options: The KEC - 6000 is available in Black & Gray & Orange, and some KEC - 5000 models are available in Black & Gray, while others are in Black & Gray & Orange. Net weight: The net weight varies depending on the model and size. For example, the KEC - 6000 weighs 1.12 lbs / 0.51 kg, while different sizes of KEC - 5000 range from 0.88 lbs / 0.4 kg (S size) to 1.17 lbs / 0.53 kg (XL size). Specifications KEC - 6000 Item Model Number: KEC - 6000 Sock Material: Modal Core Yarn + Faux Mink Fleece Size: One Size Applicable Range: US: 6 - 14; EU: 38 - 48 Color: Black & Gray & Orange Net Weight: 1.12 lbs / 0.51 kg KEC - 5000 (S size) Item Model Number: KEC - 5000 Sock Material: Modal Core Yarn + Faux Mink Fleece Size: S Applicable Range: US: 5 - 6; EU: 35 - 38 Color: Black & Gray & Orange Net Weight: 0.88 lbs / 0.4 kg KEC - 5000 (M size) Item Model Number: KEC - 5000 Sock Material: Modal Core Yarn + Faux Mink Fleece Size: M Applicable Range: US: 6 - 9; EU: 38 - 42 Color: Black & Gray & Orange Net Weight: 1.01 lbs / 0.46 kg KEC - 5000 (L size) Item Model Number: KEC - 5000 Sock Material: Modal Core Yarn + Faux Mink Fleece Size: L Applicable Range: US: 9 - 12; EU: 42 - 45 Color: Black & Gray & Orange Net Weight: 1.06 lbs / 0.48 kg KEC - 5000 (XL size) Item Model Number: KEC - 5000 Sock Material: Modal Core Yarn + Faux Mink Fleece Size: XL Applicable Range: US: 12 - 14; EU: 45 - 48 Color: Black & Gray & Orange Net Weight: 1.17 lbs / 0.53 kg KEC - 5000 (One - size with Black & Gray color) Item Model Number: KEC - 5000 Sock Material: Modal Core Yarn + Faux Mink Fleece Size: One Size Applicable Range: US: 6 - 14; EU: 38 - 48 Color: Black & Gray Net Weight: 1.12 lbs / 0.48 kg Package Content (All models) 1 x Pair of Sock 1 x Double - head Charging Cable 1 x Laundry Bag 1 x User Manual 2 x Lithium Batteries
| Style Type | One Size Fits All (Button) |
| Power Supply | USB or other DC power connection |
| SKU | st251103461215580885 |
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