pecification : Model GMX-AF12X Fan Dimension (L x W x H) 120 x 120 x 25mm Fan Speed 1100 rpm Fan Starting Voltage 6V Rated Voltage 12 V Rated Current 0.27±0.3A Power Consumption 3.24 W Connector Type Molex + 3pin Air Pressure 1.08mmH2O Air Flow 24.8CFM Fan Noise Level 23.7dBA Bearing Type Sleeve Bearing MTBF (Mean Time Before Failure) 40000 hrs.