Overall Dimension 120×75×151mm (L×W×H) Heatsink Material 4×Ф6mm Heatpipe(Direct Touch)+Aluminum Fin Weight 650g (heatsink+fan) Fan Dimension 120×120×25mm Fan Speed 600±200~1500±10%RPM Max. Air Flow 70CFM Max. Static Pressure 2.15mmH2O Noise 28.9dB(A) Max. Rated Voltage 12VDC (4pin PWM) Operating Voltage 10.8~13.2VDC Started Voltage 7VDC Rated Current 0.15A Power Input 1.8W Bearing Type Hydraulic Bearing Connector 4Pin PWM