Features:<br>Brand new and high quality<br>Run more quietly and reach low speeds without generating noise or heat. <br>Widely used in homes, offices, warehouses, restaurants, bars, shops, shopping malls, grow tents, greenhouses and other place where a lot of air is needed.<br>Made of plastic materials, exquisite workmanship, very good quality and long service life.<br>Detachable design, convenient cleaning, suitable for pet house, carbon stove, moxibustion smoke exhaust and so on.<br>Adjust the fan speed to suit your needs with the variable speed controller of the blower. Find the perfect airflow level for any application or noise environment.<br> <br>Specifications:<br>Material:Plastic<br>Type:20mm/25mm<br> <br>Note:<br>1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. <br>2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.<br> <br>Package includes:<br>1 Set Exhaust Fan