The Koolatron W65 Kargo Wheeler cooler will make the perfect companion on your next road trip. This 31L cooler uses thermoelectric technology powered by your car's cigarette lighter to keep your food and drinks either cool or warm. A built-in handle and wheels make it easy to take the W65 anywhere you go, saving you from eating out at fast food joints. | Koolatron 12V Wheeled Electric Cooler/Warmer 31L (33 Qt) - Grey