GDSTIME 4cm 40mm 24v Dc Brushless Blower Cooling Fan Package include: 1 piece fan include mounting screws & nuts. Rated Power:DC 24V; Rated Current: 0.1 Amp Speed:5800RPM; Air flow:4.5 CFM; Noise: 27 dBA Connecter:XH2.54-2P; Cable Length:24cm Size:40x40x20mm or 1.57x1.57x0.39inches