Small Cooling FanSuitable for indoor small space ventilation, air exchange. Such as Cabinet, small camper, modem, router, refrigerator, projector, breaker box, receiver or any other application where need exhaust fan. 90mm Case Fan92 x 92 x 25 mm ( 3.62 x 3.62 x 1 in. ) Rated Voltage:90V to 270V Airflow: 54.8 ±10%CFM Power: 2.0W Speed: 2400 RPM Noise: 35 dBA Air Pressure (In H2O): 0.25 On/Off SwitchFans are particularly useful in situations where they are placed high or in inconvenient locations, eliminating the hassle of constantly plugging and unplugging the unit. An on/off switch for the fan provides additional convenience and ease of use Energy savingEC fan motors achieve as much as 30% more energy efficiency than AC fan motors. EC fan small size and space saving, strong plastic material, light weight and easy to install Dual Ball BearingLong-term work. Long life-50,000 Hours. computer fan with 4.9 feet AC plug.Please feel free to talk to us if you