Features: The design of 7-leaf fan leaves- cuts the wind mass more evenly, making the wind more gentle to realize instant- cooling. Noise reduction brushless motor design to create mute noise reduction effect Plug and play, support a variety of power supply methods, mobile power supply, power adapter notebook computer and other interfaces can be used for power supply, no need to wait, plug in the power to cool downAdjustment angle, 360 degrees without dead angle, easy adjustment direction, free control- angle 5W, USB 5V power supply, with two different lengths and adjustable angles, suitable for indoor and outdoor use. Specifications: Product Name: USB Portable Fan Material: ABS Size Type: -S / -L (Optional) Size:approx 80x280x28mm/3.15x11.02x1.1in / 80x350x28mm/3.15x13.78x1.1in Weight: about 60-80g Color: Black, White, Pink Power:5W USB 5V Note: Please allow 1-2cm errors due to manual measurement,pls make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1PC USB Fan