Cool off anywhere with this portable misting fan. Safe for indoor and outdoor use, the FlexBreeze HydroGo brings its impressive cooling power to tailgating, camping, cookouts and more. Fill the tank with water for a truly refreshing misting experienceplugged-in or battery-powered. The lightweight, durable fan runs for up to 12 hours on a single charge, operating powerfully yet quietly to reach up to 70 feet away.