Description:With large LCD screen and ultra-wide viewing angleFull aluminum panel to create top-level texturePWN speed control circuit is effective to reduce high frequency noiseUsing patented thermal design,the perating temperature below 38 degreesFan speed can be adjusted manually/automaticly to reduce the resonance noiseFeature:Szie: 14.9x10x4.2cmInstall position:5.25 inch drive bayPowerInterface: Big4PconnectorFan connectors: 3Pin/4Pin connectorControlledFan:Fan4 groupsMaterial:aluminum-magnesium alloyCable length: 60cmDisplay: LCDScreenOutputvoltage: 5v-12vInputvoltage: 5vand12vPower: 36wYou canturn off thefanPackage include:1x Fan controllor4x screws1x manual