features air cooling, humidification and purification functions. It can be rotated to supply air from different angles with 3 wind speeds. Features: Compact Portable: Light portable, easy for carrying. This product will be an indispensable cool product in summer for you. Multiple Functions: Featuring air cooling, humidification and purification function as a whole. Wide Application: Suitable for office, room, dormitory, etc. 3-Level wind speed adjustable: The personal air condition with 3 fan speed adjustable. You can adjust wind power and direction for different demands. Mute Operation: Low decibels ultra silent, not afraid to disturb a baby. Nightlight Function: With the built-in LED light, it can be used as a nightlight, which is convenient to use at night. USB Connection Power Supply: Standard USB interface, ideal for connecting to desktop computer, laptop, and other devices with USB port, plug and use.