Stay comfortable with this Portable USB Mini Evaporative Air Cooler designed for personal cooling in bedrooms, offices, study rooms, and desktops. The built-in water tank supports evaporative cooling to provide localized airflow for nearby users. Choose from three adjustable fan speeds to match your preferred comfort level. The integrated LED night light provides soft ambient lighting, while the compact and lightweight design makes it easy to place on desks, bedside tables, and workstations or carry while traveling. Powered through a USB connection, the cooler is compatible with laptops, desktop computers, USB wall adapters, and compatible power banks for convenient everyday use.