Features: brand new and high quality. Ultra-quiet design. Can be adjusted from top to bottom angle. With a for key switch. Can be directly connected to the USB port of computer host or notebook to use. Also can be connected to the phone charger or household outlet socket. Serve as all kinds of computer electrical cooling fan as well. Stable and strong plastic material and structure. Cool and soft wind and can be close used, suitable for all seasons. Specifications: Item type: USB Fan Material: ABS,PP Color: Black/White (Optional) Size: 1616cm/6.306.30in (Approx.) Blade diameter: 96mm/3.78in (Approx.) Power source: USB power plug Input voltage: 5V Quantity:1PC (other accessories demo in the picture is not included) Note: Due to different producing batches, product details might be a little different. If you minding the difference, please buy it carefully. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!! Compare the detail sizes with yours, please allow 1-4CM differs due to manual measurement, thanks! Package includes: 1 X Mini USB Fan (No retail package)