120mm square, 1200RPM rotation speed, maximum noise level 23dBA PC case fan with extremely quiet specifications;Rifle bearings are used as bearings to suppress friction and extend the service life.;Streamlined and sharp blades are slightly thickened to reduce wind noise while ensuring air volume.;A seismic resistant rubber damper unit that suppresses vibration of the entire fan is used for the screw fixing part.;Maximum air volume 45.3CFM, maximum air pressure 0.68mmH2O, maximum current 0.16A, maximum power consumption 1.92W