Description: Designed for Silent enthusiasts GELID Silent case fans provide additional airflow without increasing noise levels and at affordable prices. Precisely balanced fan blades and long life Hydro Dynamicbearing guarantee ultra low noise. To add to the silence fan mounts replace traditional screws and are made of high quality, temperature resistant, extra long lasting rubber and stop vibrations from thefan motor from traveling into your PC case.Features: Silent Operation Optimized Fan Blades High Airflow & High Static Pressure Rubber Fan Mounts Long Lifetime (50"000 h MTTF at 40°C)Technical Information: INCLUDED 4 Rubber Fan MountsAir Flow (CFM)20.72BearingHydro Dynamic BearingCable Length (mm)500Connector3 Pin MolexCurrent (A)0.08Dimensions (mm)80 x 80 x 25Fan Speed (RPM)1600Noise Level (dBA)18Safety ApprovalsCE, RoHS CompliantStatic Pressure (mmAq)1.05Voltage(V)12Weight(g)66