Apevia AF312S 120mm 4pin Clear Case Fan (3-pk) APEVIA AF312S 120mm 4pin Ultra Silent Clear Case Fan Without LED Lights - (3-pk) 4 Pin Connector, Connect to Power Supply 120mm x 120mm x 25mm. Fan Speed: 1350  10% RPM Low Noise Level: 24.7 dBA. Air Power: 12 VDC Air Flow: 57.67 CFM. Life Expectation: 30,000 Hour