Brand: NMB-MATModel: 2404KL-05W-B40Bearings: double ball (2 Bearing with Special Designed IC Inside Ball)Size: 60*60*10mm (length 6cm, thickness 1cm) ultra-thin seriesMean time to failure (MTTF): 180000 hoursRated voltage: 24VWorking voltage range: 10-13.8VCurrent: 0.10ASpeed: 3200rpm 10%..