Size: 120x120x38mm (ie 12038) Bearing: Roller bearing motor Working voltage: 220V-240V Current 0.12A 22W Speed: 2850rpm Air volume: 119CFM Noise: 44dba Frame material Glass fiber reinforced plastic, Aluminum alloy shell, PA blade, Environmental certification Characteristics Because of the special excellent bearings, the same speed has a large amount of air, with speed. Is the first maglev motor with double ball fan! Interface 2 wires, Length: Terminal type interface 100,000 hours of sustainable use Rear fan for computer case, high reliability server application area, game console cooling, and other heat dissipation applications