Model KDE1204PKV2SIZE40x40x20mmBearings bearingsMagnetic bearingsRated voltage: 12VWorking voltage 4.5V - 13.8VC urrent 0.6WS peed of6200rpm+_15%Noise noise 21dBAAir flow air flow 7.7 CFMEnduranceof 100, 000 hoursJoint2P interface stard three-pin motherboardspeed monitors are not supported