The ActionHeat Wool 5V Battery Heated Socks are the most powerful heated sock on the market! They features high tested performance and comfort fit, heating panels, and is made with ActionFlex materialthat provides lightweight warmth and, infrared heating with reflective technology to deliver hoursofheat and comfort. The Actionheat Wool 5V Battery Heated Socks are the perfect blend of quality andcomfort. Warning: These socks get hot. Please read and follow the instructions carefully.

HOW TOUSE
Power Up - Charge the provided ActionHeat 5-Volt batteries.
Plug-In - Connect the batteries to the USB cords located in the pocket on the top of the sock.
Turn On - Press and hold the touch-button control on the sock for 3 seconds. Press the button to cycle through the heat settings.