Case cooling is becoming more essential these days. The better airflow inside your system, the cooler and more stable system you will get. - Higher air flow to enhance cooling performance. - Silent operation for case cooling. Model R4-S9S-19AK-GP Dimension 92x92x25mm Voltage 12 VDC Current (Ampere) 0.11A (Max 0.13A) Input (Watt) 1.44W Speed (R.P.M.) 1900 R.P.M. ± 10% Air Flow (CFM) 32.53 CFM Air pressure (mmH2O) 1.92 mmH2O Fan Noise Level (dB-A) 20.8 dBA Weight 100 g Available Color Black Bearing Type Sleeve Fan Life Expectancy 30,000 hours Connector 3 pin Screws 4 pieces 3 to 4 pin Adapter 1 Warranty 1 year UPC Code 870423002680