Ecotronic Swamp Cooler, 3-in-1 Evaporative Air Cooler with 12H Timer 3-Speeds
You can add water at the top. This portable Evaporative cooler fans is built with 4 strong and durable 360°rolling wheels (2 Locking, 2 Non-locking). Even if you are not using it as a cooler, it's a windy machine!