Precision Design--The exhaust fan grill cover design allows the fan to blow air evenly around the house and pull bad air from all directions to maintain fresh indoor air Easy to install--This wall mounted exhaust fan can be installed on a window or wall and is easy to install. It is an advanced window exhaust fan and wall mounted exhaust fan with powerful motor and high performance Durable Motor--The fan adopts permanently lubricated and sleeve bearing motor which is resistant to wear-resistant, high-quality rust-proof copper material, built-in overheating protection device, and has the advantages of anti-corrosion, long service life, stable speed, safety and low noise. ABS material shell effectively protects the motor and makes it work better High Performance--320m/h large airflow, 18W low power consumption, noise less than 35dB. Also designed with a rear check valve that allows it to automatically open and close with the fan Widely Used--The extractor fan comes with a 39.4 inch power cord with plug,perfect for greenhouse, attic, bathroom, kitchen, windows, basement, garage, office, living room and other places that need ventilation