No ice necessary, you can also set the exact temperature digitally (temperature can range from 3 – 50 degrees Fahrenheit). Takes AC or DC power (included are power cords for both). Used only once on a camping trip. Works great and perfect for power outages, tailgating or anything of that nature. This item is in the category “Home & Garden\Yard, Garden & Outdoor Living\Outdoor Heating, Cooking & Eating\Ice Chests & Coolers”. The seller is “davipederse5″ and is located in this country: US. This item can be shipped to United States.