Heated Socks 5000mAh Rechargeable Foot Warmers 🧦

This rechargeable heated sock set from COZII brings controllable warmth to cold outdoor days and quiet evenings, combining a large heated area with a compact battery for skiing, camping and everyday winter use. With three temperature levels and fast-warming 5 V power, these washable heated socks aim to ease cold feet and support circulation during prolonged exposure to low temperatures.

Key Points

The socks include two lightweight 5 V 5000 mAh rechargeable batteries that, according to the manufacturer, were upgraded from 3.7 V to 5 V to heat more quickly and more efficiently. There are three heat settings to choose from, allowing more conservative use on low power or stronger warmth when temperatures drop further. The design targets a large heating area across the foot to distribute heat rather than focus it on a single point.

These socks are machine washable if the batteries and controllers are removed, which helps keep them hygienic after outdoor activities. They are unisex and sized to cover typical men’s and women’s feet, making them a practical option for shared use on trips. Consider that maximum temperature can reach up to 65℃ according to the product title, so use the higher settings with caution.

Technical Specifications

• Name: COZII Heated Socks
• Battery: - 5 V, 5000 mAh (x2 rechargeable batteries)
• Temperature levels: - 3 settings, up to 65℃
• Run time: - Up to 10 hours on the lowest setting, according to the manufacturer
• Care: - Washable with batteries and control units removed

Usage Recommendations

Start on a lower heat level to check comfort and battery performance, then increase the setting if you need faster or stronger warmth during outdoor activities. For sports such as skiing or hiking, place the batteries in their pockets and secure cables away from pressure points to avoid discomfort. Remove batteries and any detachable controller before washing to protect electrical components and maintain longevity.

Positive Aspects

The upgrade to 5 V batteries is intended to shorten warm-up time and improve efficiency compared with older 3.7 V systems, which may be noticeable when you need heat quickly. The large heating area helps spread warmth across toes and the sole rather than creating a hotspot. Lightweight battery packs reduce bulk in boots and should be comfortable for extended wear on the move. 🧦🔥

Technical Details

• Material notes: - Heating elements integrated into sock fabric for broad coverage.
• Portability: - Compact battery design for use in boots or shoes.
• Intended use: - Outdoor sports, commuting, cold-weather work and leisure.