<div class="detailmodule_html"><div class="detail-desc-decorate-richtext"><div style="font-size: 18px;"><b>Features:</b><br><span style="background: white; color: #fff;">OOTDTY</span> &nbsp;<br>The 4inch exhaust fan is make from ABS, It can bear to everyday wear and tear, guaranteeing long terms performances.<br>Included remote control simplifies the operation of round exhaust fan from a distance.<br>The check valves automatically opens during operation and closes when stopped. Low noise, easy to use.<br>Easy to install: Reserve installation holes according to the opening size, install the ventilation fan in the reserved holes, and fix the screws to complete the installation.<br>It can conveniently installed in locations such as garages, workshops, chicken coops, sheds, attics, greenhouses, offices, hospitals, and theaters, suitable for both indoor and outdoor, residential and commercial use.<br><br><b>Specifications:</b><br>Materials: Plastic<br>Diameter: about 15cm/5.91inch<br>Rear opening size: about 9.8cm/3.86inch<br>Power: 15W<br>Frequency: 50Hz<br>Airflows: 100m³/h<br>Voltages: 220V<br><br><b>Package Includes:</b><br>1set Exhaust Fan<br><br><b>Note:</b><br>Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to difference between different monitors, the picture may not reflect the actual color.<br><br><br><br><br><br><br><br><br><br><br> </div></div></div>