Portable Air Cooler Mobile Evaporative Cooling Fan Humidifier 4L

Air coolers are perfect if you want more cooling power than a fan, but dont want the hassle and expense of an air conditioner. They use a natural process known as evaporative cooling to chill the air this involves allowing a tank of water to evaporate, which dramatically cools the air. Its the same way that the wind cools when it blows over a lake, and it gives you a more refreshing, natural-feeling breeze. Turn on the negative ion function to release large quantity of anions which help in the removal o...