Model : 5E-1150B all-metal high temperature fanDimensions : 170 * 150 * 55MMVoltage : 115V (50 / 60HZ)Current : 0.64 / 0.54APower : 48 / 46WSpeed : 2750 / 3100RPMBearings : BALLNoise : 50/53 DBAAir flow: 340/408 cubic meters / hourHIP : 12.3 / 13.7 Inch-H2OUse of the environment : -30°C ~ 115 °CLife: 50,000 hoursNet weight : 1KG