Size40x40x20mmBearingMagnetic BearingsRated voltage: 12VOperating Voltage4V-13VElectric current 0.6WS peed5500rpmNoise 15.5 dBAAirflow 8.9 CFMSustainable operation time100, 000 hoursConnector2P interface standard three -pin motherboard does not support the speed monitoringPlace of originTaiwan