Product features: Portable and durable, lightweight, great performance The item is a simple practical 4-inch USB electric mini desk fan, which adopts brushless motor and 4pcs aluminum fan leaves, and is powered by USB cable to connect with computer or DC5V power adapter to provide super-silent strong wind with low power consumpation, to let you say goodbye to summer heat waves. You can place the mini electric fan bedside your computer, on the table or in your car for convenient to use. Besides, the mini electric fan can be rotated by 360-degree to provide you different wind directions. Therefore, it is really a wonderful USB mini metal electric fan for choice. High quality silent brushless fan ( 4 inch), using USB power plug, also can be connected to the converter. Mini size, lightweight, easy to carry, metal material make it more strong and its usage life long. 360 degree rotation.The fan bracket and the machine body are controlled by an axle. The metal base, customized soft, anti skid components, the desktop will not be at the bottom of the fan wear. All metal back cover,anti fall, effectively protect the inner parts to prevent leakage. Lengthen USB power line,no longer because the line is short by the distance limit, the quiet enjoyment of summer refreshing. Specification: Material: Aluminum Electric element Power: 2.5W Color: Black USB cable length: 100cm Weight: 390g Package included: 1x USB Fan