Product Specifications120×120×38mm Motor Speed2700 rpm Airflow DirectionIntake, with a "V" shaped label on the pole side, airflow direction towards the pole side Frequency50/60 Hz / Single Phase Rotation DirectionCounterclockwise rotation when viewed from the rotor Bearing StructureMaintenance-free double ball bearing Airflow 83.0 CFM Low Pressure0.. 56 Pa Input Voltage230VAC / Single Phase Input Power 18.0W Voltage RangeAC180V... 240V / Single Phase LifespanExpected lifespan at 40 is 37, 500 hours L10 Insulation ClassClass B (135) InterfaceFlat three-pin plug, 2.8 × 0.8 mm² chip electrical connection Noise Level 40.0 dB (A) Temperature-30 to 60 degrees Celsius MaterialPA 6.6 Reinforced plastic blades, white cast aluminum casing