Model: U7556KX-TPDimensions: 172 * 150 * 55MMVoltage: 230VACWind: 211.CFM 360m3 / hPower: 43 / 40WRpm: 2650 min-1Full metal frame leaf temperature fan fan frame: black painted aluminum alloy corrosion Blade: Full Metal fan blade rotation: counterclockwise as viewed from the fan motor running: shaded pole motor temperature: -40 degrees C to +75 degrees C storage temperature: -50 degrees C to +90 degrees C Withstanding Voltage: Department of leakage current 0.5mA 500V / 1 minute Operating life: ambient temperature of 25 degrees 80,000 hours