Dimensions: diameter30*90mm Best quality and lower price ,excellent performance and lower noise . Descriptions:1.Dimensions:diameter30χ90mm2.Rated Voltage : 12V(Other Voltage:24V)3.Bearing type:Dual ball bearing4.Operating Voltage Range: 7.0~13.8V5.Current Amp :0.36A 6.Rated Input Power : 4.32W7.Speed :4500rmp8.Max Air Flow: 62CFM9.Max Static Pressure :1.11Inch-H2O10.Noise Level:48dB-A11.Weight: ...