DescriptionIf you are looking for a professional and affordable CPU air cooling fan, then your research is over here. That's because our product can meet your need. Adopted of premium material, it is practical and durable for long time use. It is not easy to get deformed and bring you much convenience.Features-Color: Black-Material: aluminum, copper -Size: 8.80X8.80X2.70cm/ 3.46X3.46X1.06in Bearing type: hydraulic bearing Interface: PWM small 4PIN Rated voltage: 12V Rated current: 0.340.02A Air volume: 57.5CFM Noise: 25DBA10% Speed: 2500RPM10% Life: 5000h - The overall height of ultra-thin design is 27MM (without backplane), meeting the special height needs of HTPC and 1U customers. - The bottom is designed with a large copper core, and the heat conduction effect is great. - Adopt 8CM 4PIN 8015 fan, intelligent temperature control, high efficiency and mute. - Backplane mounting buckle supports the use of 115X interface platform. - It is manufactured with professional technology to ensure the high-quality of the product and can work for a long time.