Keeps your drinks cold and your food warm! This 12-volt mini cooler and warmer unit plugs into your automobiles cigarette lighter outlet. It is lightweight and easy to carry. It has a front panel switch to select warm or cold operation. It can keep 6 12oz cans of your favorite beverage cold, or your on-the-go dinner warm (37-117 degrees) has a adjustable shoulder strap for ease of carrying. It stays warm (or cold) after unplugging for portability. Great summer item! Size: outside: 13 long x 7 wide x 10-1/4 high; inside: 7-3/4 x 5-1/4 x 7-3/4. Power required is 60 watts (4 amps)