Still feel hot and unbearable when using a desk fan? Also worried about the high cost on air conditioners? Take it easy, our 4-in-1 Air Conditioner Fan helps solve all the issues! The personal air cooler draws in hot air and cools it down quickly through evaporative water cooling technology. Add some ice water, then it will cool the hot air around you in a few seconds. The circulating colorful atmosphere light can enhance the mood of life, bring you a good mood, and help you fall asleep better.