Evaporative air coolers use water evaporation to cool air efficiently, ... Explore top 10 portable cooling fans for home, office, camping, and small space comfort. Story by Nivedita Mishra ...

It comes with a 4.8-gallon water tank that provides up to four hours of cooling, but the built-in garden hose adapter can provide continuous water without overflowing the tank. Sold by Amazon Shop Now ...

The LifePlus Evaporative Air Cooler Tower Fan is on sale at Walmart for only $128, and shoppers call it "super cool." ...

“Swamp coolers, also known as evaporative coolers, can produce similar results to what you’d get from an air conditioner,” says Brandi Andrews, founder and CEO of the National Air Warehouse.