Features: 100% brand new and high quality DC 5V low volt oil ball bearing fan, nade high quality material, durable Improve air flow. Cool your CPU when they are used, extends your PC's service life Unique fan design for easy thermal heat dissipation, low noise Power saving design, low power consumption, easy to use Suitable for a variety of application scenarios,can be installed in CPU radiator, or used on other electrical equipments Package Includes: 1 PC x Cooling Fan Specifications: Dimension: approx 80x80x25mm/3.14x3.14x0.98inches Bearing Type: Oil Ball Bearing Connector: USB Rated Voltage: DC 5V Rated Current: 0.18A Rated Power: 1.35W Rotational Speed: 3000 (r/min) Noise Level: 22DBA Wire Length: approx 1.2m/3.94in Net Weight: 60g/pcs note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!