Overseafortune Portable Bladeless Cooling Fan-Usb Or Charger (Black) Can be easily placed onto desk or office table Smooth air: The bladeless fan uses an airfoil-shaped ramp to amplify the airflow to create a cool blast of smooth air without the unpleasant buffeting caused by spinning blades With a USB Cable and a USA Charger(Two powered way) Safe an easy to clean. Size:27CM*17.3CM*13.1CM