The world’s First Ever Truly Portable Extreme Water Cooler that filters tap, river, stream and creek water and dispenses it into crystal clear ice-cold drinking water. The cooler runs on both 110V AC and 12V DC battery power. The main compact case is built to last and is robust. The Outdoor Extreme Water Cooler is small and compact, which means that the cooler is incredibly convenient to take with you on your next exploration or vacation. It is perfect for camping, hiking, picnic, hunting or any activity you wish to use it for when you go outdoors but it also sits just as comfortably on your kitchen counter, bedroom, small apartment, Dorm room, office desk or any space you wish to use it indoors.