SPECIFICATION: Dimension [W×H×D] 122x 122x 70 mm Base Material Aluminum Alloy Fin Material Aluminum Alloy Voltage Rating DC 12V Starting Voltage < 6 V Bearing type Hydraulic Bearing Air Flow 35 CFM Air Pressure 1.8 mmH2O [Max.] Speed 1800 ± 10% RPM Noise Level 28 dB [Max.] Connector 4+ 3pin connector Fan Dimension [W×H×D] 120 ×120 ×25 mm Lifetime 30000H TDP < 105