Excalibur USB Chiller & Warmer

USB ready for PC's. Use during all seasons to either cool or warm your favorite beverage. Compact and easy to carry, double stainless-stell constuction. No external power source requiredUSB plugs directly into your computer for use at home or in your office. Features: Built-in cooling fan On/Off control Works in climates from -4 F to 113 F Double stainless steel construction Compact & easy to carry USB plugs directly into your computer