About Eiffel Tower Shaped Mini Desktop USB Fan

Compatible with computers, laptops, portable chargers and other devices with usb output. Powered Only by a USB cable. Adopting brushless motor can reduce noise to 40db. You cannot hear it over the sound of typing. The rechargeable fan is powered by an USB cable (included). Battery can work 2-6 hours after a full charge. The Mini personal fan is compatible with most computers, laptops, portable chargers and other devices with USB output.