manufacture Model / Part Number HA40201V4-0000-C99Size / Dimension40mm x 40mm x 20mmRated Voltage12 VDCRated Current 0.05 AmpRated Input Power 0.60 WattSpeed 4700 R. P. M. (Revolutions per minute) Maximum Air Flow 5.5 CFM (Cubic feet per minute) Noise 12.8 dB-AMaximum Air Pressure 2.03 mmH2O / 0.08 inch-H2OFunction/Features Speed Sensor (Tach) Bearing Type VAPO