Specification:Color:BlackSize:90x90x25mmSpeed:2300rpm ±10%Noise(dBA):19.0Voltage:12V DCAir flow(CFM):48Life(hour):50000Bearing System:SleevePower(W):2.76Material:PlasticWires/Connector:2wires/2x 4pinLength of wire:20-24cmFeatures:Low noise.Improve air flow. Cool your CPU when they are used, make your PC more durable.Power saving design, low power consumption, easy to use.Package Included:1x CPU Fan