Description: <br>This portable mini duct fans are able to move air through carbon filters, long stretches of ducting or grow light reflectors. Exchange stale air with fresh air to keep temperature or humidity under control and cool your reflector with this mini blower! It's also an excellent ventilation for home use. Safe and environmental friendly. construction and materials make these fans last. Energy efficient & quiet operation. It can be installed in any location, such as bathrooms, attics, greenhouses, tents, etc. <br> <br>Features: <br> <br>The well-constructed balanced metal blades for long service life & quiet operation. <br>Engineered for maximum boost with minimum noise. <br>Energy efficient and very quiet. Helps boosting airflow to remove exhausts and odors. <br>Remove exhaust ventilation from grow rooms, kitchens, bathrooms, workshops, basements, attics, etc. <br>Portable, lightweight and can be installed anywhere. Solve air delivery problems without major system rework or expense. <br> <br>Specification: <br> <br>Condition: <br>Plug Type: Chinese-standard Plug <br> <br>6 Inch <br>4 Inch <br> <br>Material <br>Iron, Aluminum <br>Iron, Plastic <br> <br>Model <br>ZTF <br>ZTF <br> <br>Power <br>37W <br>18W <br> <br>Speed <br>2600R/MIN <br>2600R/MIN <br> <br>Voltage <br>220V <br>220V <br> <br>Air Volume <br>408m3/H <br>170m3/H <br> <br>Total Pressure <br>120Pa <br>60Pa <br> <br>Noise <br>45dB <br>40dB <br> <br>Caliber <br>15cm / 5.91inch <br>10cm / 3.94inch <br> <br>Product Size(appr.) <br>15 x 18.2cm / 5.91 x 7.16inch <br>10.2 x 18.2cm / 4.01 x 7.16inch <br> <br>Package Weight(appr.) <br>1400g <br>837g <br> <br> <br>Package Included: <br>1 x Mini Blower <br> <br>Note: <br>1. Please allow 1-2 cm error due to manual measurement and make sure you do not mind before ordering. <br>2. Please understand that colors may exist chromatic aberration as the different placement of pictures.<br>1、The well-constructed balanced metal blades for long service life & quiet operation <br>2、Engineered for maximum boost with minimum noise <br>3、Energy efficient and very quiet. Helps boosting airflow to remove exhausts and odors <br>4、Remove exhaust ventilation from grow rooms, kitchens, bathrooms, workshops, basements, attics, etc <br>5、Portable, lightweight and can be installed anywhere. Solve air delivery problems without major system rework or expense Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.