Alpenheat Fire Sock Wool Heated Socks, wool

Alpenheat’s heated socks offer maximum comfort and keep your feet pleasantly warm. The heating element is located above the toes and is powered by a compact battery. If desired, you can also attach the battery to your hip using the extension cable. The heated Fire Sock is available in four sizes.
The battery provides up to 10 hours of warmth for your socks.

Specifications:

• Heated socks
• Warm, soft, breathable material
• Copper fiber for bacteria reduction
• Heating time: 5 - 10 hours
• High performance rechargeable Li-Ion battery packs 3.7V / 2.6 Ah / 9.6Wh
• Battery pack: small, light (59g) and compact (32 x 70 x 20mm)
• 3 heat settings
• 4 sizes
• Carbon heating wire element over the toes
• Bag for the battery at the top of the sock
• USB charger
• Loading time: 6 hours
• output voltage: 4.2V/1200mAh
• Material: 80% wool, 10% spandex , 10% elastic