Protechnic MGT6012YR-O10 60mm x 10mm Ultra High Speed Fan 3-PIN, Tach Output Dimensions: 60x60x10 MM, DC 12V 0.30A 3.6W Speed: 5400 RPM; Air Flow: 20.76 CFM; Noise: 40.2 dBA Speed Sensor (Tach Output); 3-Pin Connector