This cooler can chill large beveragse cans (500ml/17floz) in only 40 seconds to an ideal drinking temperature *you dont need to chill your beers in the home prior to going on a camping trip/festival *works with ice and 6xAA batteries *works as a trolley for 4 24pieces can trays *with http://elliotgfzxg.dsiblogger.com/18307305/motionchiller-battery-powered-cooler-that-actually-cools