About this item ⭐Small Exhaust Fan：Suitable for indoor small space ventilation, air exchange. fan for grow tents, Cabinet, small camper, exhaust window, ac vent booster, to move warm air, refrigerator, projector, breaker box, amplifier, receiver or any other application. ⭐On / Off Switch：Fans 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 saving：EC fan motors achieve as much as 30% more energy efficiency than AC fan motors. small electric fan space saving, strong plastic material, light weight and easy to install. ⭐4Inch Fan：120 x 120 x 38 mm ( 4.72 x 4.72 x 1.5 in. ) | Rated Voltage :90V to 270V | Airflow: 116 ±10%CFM | Power: 6.0W | Speed: 2800 RPM | Noise : 41 dBA | Air Pressure (In H2O): 0.39 ⭐Dual Ball Bearing：Long-term work. Long life-50,000 Hours. computer fan with 4.9 feet AC plug.One-year quality assurance. Please contact us If the product has any quality problems, it will be refunded within 90 days or replaced within one year. EC 120mm x 38mm Axial Fan AC 110v 120v 220v 240v Ball Bearing High Airflow for Server Rack Industrial Case Cooling Electronics › Computers & Accessories › Computer Components › Internal Components › Fans & Cooling › Case Fans Electronics › Computers & Accessories › Computer Components › Internal Components › Fans & Cooling › Case Fans Electronics › Computers & Accessories › Computer Components › Internal Components › Fans & Cooling › Case Fans Electronics › Computers & Accessories › Computer Components › Internal Components › Fans & Cooling › Case Fans