Igloo Cool Chill Thermoelectric Cooler (Mercury/White, 40-Quart) Powered by 12V DC auto plug adapter Convection cooling with a fan circulates cold air and allows plastic bottles to cool as much and as quickly as cans Can be used upright like a refrigerator or horizontal like an ice chest Adjustable food shelf or divider 21 3/4 inches by 15 1/3 inches by 16 2/3 inches