Evaporative Cooling Technology: Portable Air Cooler draws in warm air, quickly cools it with water evaporative cooling, provides humidified and cool air for your personal space, outlet design adjustable multi-directional airflow, if you add ice water, it will be effective. Cools the hot air around you. ❄ 3-block wind speed adjustment: 4-in-1 multifunctional design, not only a nice air cooler, but also a mini fan, humidifier , LED decorative lights, circulating colorful mood lights can easily find it at night, the cooling effect is remarkable, which can help you sleep better. ❄ Portable and Quiet: This mini air conditioner fan is designed to be lightweight and does not take up space, it can be easily carried, suitable for home, office, outdoor picnics, camping, etc. It is very quiet (≤40db), even if you read in the library, you don't have to worry about the sound disturbing you and the people next to you. ❄ Energy saving A+++ Energy & Energy SavingContains no harmful refrigerants and