Our evaporative air cooler is perfect to bring you a cool summer while being both healthy and cost-effective.This indoor air cooler is multifunctional, which can be used as a fan , humidifier or air purifier to meet your different needs. Featuring 4 wind modes, 3 speeds and oscillating function, this air cooler can provide you with customizable and wide-angle cool air flow. And you can use it in your living room, bedroom, office, balcony, Rv, tent, and so on. With 65W working power and physical working principle, the evaporate cooler is fluorine-free and energy-saving. The 12L large water tank can greatly reduce the frequency of adding water. Besides, the 7.5-hour timing function will create a more livable and comfortable sleeping environment for your family. 4 universal wheels allow you to move or carry it to any place and the remote control allows you to control the cooling performance without leaving your comfortable bed or sofa.