40*40*20mm Special design ,convenient for mounting ,lower power and high airflow ,lower price and best quality. Descriptions:1.Dimensions: 40Χ40Χ20mm 2.Rated Voltage: 12V (Other Voltage:5V,24V)3.Bearing Type: Sleeve bearing (Other Bearing Type: Dual ball bearing)4.Operating Voltage Range : 7.0~13.8V5.Current Amp:0.11A6.Rated Input Power:1.32W7.Rotation Speed: 9000rpm8.Max air flow:10.23CFM9.Max ...