Overall Dimension 125*125*83MM Fan Dimension 120*120*25MM Net Weight 640g Connector of Fan 4PIN PWM RGB of Fan 3PIN Aura header Rated Voltage 12VDC Operating Voltage 10.8~13.2VDC Starting Voltage 8V(ON/OFF) INPUT CURRENT 0.22A (MAX0.45A) Locked current 0.04A Power Input 2.64W(Max 5.4W) FAN PWM Speed 800-1900RPM±10% MAX.Air Flow 21-58.8CFM Maximum Air Pressure 2.18mmH2O Noise 17.5-28.8dB(A) Bearing Type Dynamic Hydro Bearing INSULATION TYPE CLASS A Net Weight 640g