Fan 14 cm 1500 RPM 84.5 cfm Dual ball bearing 140 x 140 x 25 mm 158.8 g White 3 pc(s) The SK D-RGB PWM fans provide a high airflow cooling solution with the nine-bladed design. Integrated with D-RGB lighting in the hub, the fans light up with smooth and vibrant colors. With built-in PWM capabilities the fans offer precise control for high airflow or quiet cooling configurations. The included rubber dampeners and the unique rigid frame design further reduce vibrations and noise. The SK D-RGB PWM fans are the perfect way to further increase the cooling performance of any computer chassis. Performance Mean time between failures (MTBF) 40000 h Fan static pressure 1.23 mmH2O Quantity per pack 3 pc(s) Fan noise level (max) 36 dB Bearing type Dual ball bearing Maximum airflow 84.5 cfm Rotational speed (max) 1500 RPM Rotational speed (min) 500 RPM Number of speeds 2 Fan diameter 14 cm Type Fan Design Fan connector 4-pin LED connector type 3-pin Number of fan blades 9 Material Polymer, Rubber P