12 Volt DC 50x50x10mm Brushless Tubeaxial Fan 9 CFM Specifications 7 blade Voltage: 12 volts DC Size (W x H x D): 50 mm X 50 mm X 10 mm Air flow: 9 CFM Bearing type: Ball Current: 110 mA Power: 1.32 watts Agency approvals: UL, TUV, CE Noise: 27 dBA Connections: 10" lead wires with 3P connector Ideal for chipset cooling Distance between mounting holes: 40 mm