Item Number.:RFB3004 Product Name:Slim Blower (Upgraded) Description: High efficiency and low power High air flow rate and low noise Specialized bearing used for a long service life Features:MID, UMPC, Smartbook, Handheld POS, and Small Plasma Generator Specification:30x30x45 Use under 3.3V Model NumberRFB3004 Product NameSlim Blower Bearing TypeAxially-grooved Bearing Rated Voltage3.3 Operating Voltage(VDC)2.8~3.6 Rated Current (mA)50 Rated Speed (RPM)600010% Air Flow Rate(CFM)0.57 Static Pressure (mmAq)2.22 Noise (dB(A)) at 30cm28 Use under 5V Model NumberRFB3004 Product NameSlim Blower Bearing TypeAxially-grooved Bearing Rated Voltage5.0 Operating Voltage(VDC)4.5~5.5 Rated Current (mA)75 Rated Speed (RPM)850010% Air Flow Rate(CFM)0.888 Static Pressure (mmAq)5.23 Noise (dB(A)) at 30cm36