Experience personal cooling with the Leaper Portable USB Air Cooler Conditioner. This mini cooling fan is designed for easy operation and convenient portability, making it ideal for use at home or in the office. Its simple-to-fill water tank ensures hassle-free operation. With three adjustable wind speed settings, you can customize your comfort level. Powered by USB, this compact air cooler is the perfect summer essential for staying cool wherever you go. Product Summary: USB Air Cooler, Mini Fan, Portable Cooling, Home Office Essential, 3 Speed Settings, Black.