Logisys LED fans Dimension:80x80x25mm Rated Voltage: 10.8-13.2VDC Weight 60g Starting Voltage: 7VDC Operating Voltage: 10.8~13.2VDC Rated Current: 0.16A Power Input: 1.92W FAN Speed: 1800+/-10%RPM Max Air Flow: 21.71CFM Noise 20 dB (A) Bearing Type: Hydraulic Bearing Life Time: >20,000h(at25C)/>12,000h(at40C) Max Temp 70C --------------------------------------