Portable personal cooler. Works well. Have two for sale for $70 EACH. They are normally $160 shipped on Amazon. No offers please, the price is already reasonable. The NewAir AF-1000W is our newest evaporative cooler in white. It is perfect for cooling rooms up to 300 square feet and comes with all of the features you would want in a portable evaporative cooler. The oscillation feature ensures you can cover the entire room and the 10 hour timer is to make sure you can run it as long as you want. It also comes in 3 different colors and is highly portable, complete with easy roll casters and a remote control. Best for hot and dry climates, where the air humidity is low Automatic air louvers gently circulates fresh air through the room Cool rooms up to 300 square feet with minimal energy costs Lightweight and portable unit is easy to move where you need cooling, easy roll casters provided for portability Program the automatic timer to match your schedule Protect with the natural cooling power of evaporation, this earth friendly cooling method does not require any harmful chemicals or refrigerants to operate This evaporative cooler uses no chemical refrigerants This unit hold up to 5.3 gallons of water, but can operate also with no water at all