Thermaltake Riing 12 Series High Static Pressure 120mm Circular Green LED Ring Case/Radiator Fan CL-F038-PL12GR-A Type: Case Fan Bearing Type: Hydraulic RPM: 1500 R.P.M 1000 R.P.M (with LNC) Air Flow: 40.6 CFM Noise Level: 24.6 dB-A 18.7 dB-A (with LNC) Power Connector: 3 PIN + LNC (Low-Noise Cable) Color: Green Compatibility: Case