GDSTIME 40x40x20mm 40mm 4cm 12v Dc Brushless Cooler Cooling Turbo Blower Fan Size: 40mm x 40mm x 20mm ; Weight: 22g/pcs ; Rated Power: DC 12V 0.12 Amp; Speed: 5800RPM ; Air flow: 3.2 CFM ; Noise: 27 dBA; Connecter: XH2.54-2P ; Cable Length: 24cm Sleeve Bearings; Guaranteed to continuously run 35,000 hours under normal temperature. This fan is made of special and premium materials . It is high temperature resistant and extremely durable. Ultra quiet MID speed brushless DC Blower Package include: 1 Piece fan include mounting screws & nuts