1、ROTATABLE DESIGN: The USB desk fan supports 360 degree rotation to circulate freshing and keep the whole room freshing and cool, you can adjust it according to your needs. 2、5 BLADES: 5 fan blades with adjustable angle provide powerful airflow to ensure a cool and refreshing experience on hot summer days, suitable for indoor and outdoor. 3、SILENT MOTOR: Equipped with a noiseless brushless motor for fluent and quiet work, it simulates a breeze to create a serene and comfortable feeling. 4、USB POWERED: Multiple power options including adapted mobile power, standard adapters, and USB enabled devices such as laptops and desktop computers. 5、SAFETY IN USE: Enhanced safety features with a swirling mesh cover to prevent accidental finger injuries and ensure the safety of your family. Ideal for offices, homes, dormitories, camping, libraries and more.