GDSTIME 50mm x 50mm x 10mm 2 inch 5v 0.18A Dc Brushless Cooling fan Package include: 1 Piece fan include mounting screws & nuts Rated Power:DC 5V 0.18Amp Bearing type:Sleeve Speed:4500RPM; Air flow:9.5CFM; Noise:25dBA Connecter: XH2.54-2Pin; Cable Length: 20cm Or 7.8 inches Size:50x50x10mm or 1.97x1.97x0.39 inches 19g/pcs