ActionHeat 3.7V Rechargeable Battery Kit for Socks AH-Men-Outerwear Long-lasting Heat: Powered by the

Long-lasting Heat: Powered by the included 9300 mAh rechargeable battery

Dimensions: 8

Cooling Fan Technology: This sports jacket incorporates two quiet cooling fans strategically placed within the jacket to provide efficient airflow

5 hours of heating on the high setting

Cold fingers are just not in the equation

ActionHeat 3.7V Rechargeable Battery Kit for Socks AH-Men-Outerwear Long-lasting Heat: Powered by theThe ActionHeat 3V batteries are super slim, sleek, and powerful. They are designed specifically for ActionHeat socks. They fit perfectly into the battery pocket on the top of the socks. Specifications: Lithium Polymer Core Battery Voltage: 3 Volt 1 amp output max Charging Time: 3 4+ hours Battery Care: It is important to maintain at least 25% of your battery power when not in use. Failure to do so may result in performance problems and reduced battery