This cooler can chill large beveragse cans (500ml/17floz) in only 40 seconds to the perfect drinking temperature *you dont need certainly to chill your beers in the home before you go on a camping trip/festival *works with ice and 6xAA batteries *works as a trolley for up to 4 24pieces http://batterypoweredcoolerthata49360.dbblog.net/18447606/motionchiller-battery-powered-cooler-that-actually-cools