Key Features Multifunctional 3-in-1 Cooling Tower Fan - This evaporative air cooler uses water and ice packs thus more eco-friendly and energy-saving than traditional air conditioners that apply compressors and chemical refrigerants. Featuring a 3-in-1 design, this tower fan can serve as an air cooler, a humidifier and a regular fan. Choose Your Desired Air Flow - This cooling tower fan is designed with 4 fan speeds, allowing you to choose desired fan speed according to your needs. Also, this co