Package Includes 2 Pieces - blower 2 pin 58x56x28mm 24v Dimensions: 58(L)x56(W)x28(H)mm Connector:XH2.54-2Pin Rated Voltage: DC24V Rated Speed: 4000±10%rpm Air flow:11.6CFM Noise: 32±10%dBA Bearing Type: Sleeve Life: 35000 hours Cable Lenght: 22cm Net Weight: 48g/pcs