HG Power Pipe Fan 150mm Adjustable, 647m³/h Exhaust Fan with Speed Controller 110-240V Quiet Inline Duct Fan Energy Saving Bathroom Vent Fan for Kitchen Bathroom Garage

["Low energy consumption and high efficiency - Tube fan EC with built-in EC motor, free speed control with high wind pressure. It has high air volume, high efficiency, low energy consumption, and low noise level advantages. Exhaust fan designed according to the principles of fluid mechanics, achieving optimal airflow and air pressure", "Light And Easy - Duct fan exhaust made of environmentally friendly materials, light, easy to clean, double insulated housing. The junction box has a built-in gasket with IP44 protection class, which protects against water and dust (operating temperature range: -20 ° C ~ 60 ° C)", "Powerful Adjustable Tube Fan - With NMB bearings, the airflow can reach 647 m³/h. Operating time over 30,000 hours. [ Wind pressure: Air pressure 503 Pa, Noise: 45dB, Current: 0.94 Amps, Protection level: IP44 ]", "Easy to Install - Duct fan can be installed vertically or horizontally, unique buckle design, easy to disassemble, good sealing and easy to install and maintain", "Wide Range of Applications - Tube fan duct fan can be used with standard 150 mm or 6\" rigid or flexible exhaust ducts. The products are used in conference rooms, high-end office buildings, public places, hotels, apartments, basements, hospitals, gyms, and other places where ventilation is required"]