Vantec Thermoflow 80mm Double Ball BearingTemperature Controlled Case Fan - Model TF8025L Type: Case Fan Bearing Type: 2 Ball RPM: 1950-3400 RPM Air Flow: 23.8-41.6 CFM Noise Level: 25.5-37.5 dBA Power Connector: 3 / 4 Pin Color: Black Compatibility: Case