Features: The Fume Extraction Kit features a high efficiency ventilation fan with a speed of 4000RPM, effectively removing Smokes and odors from your 3D printing or engraving projects. This kit includes a USB exhaust fan system with a 5V input and a 197cm USB cable, ensuring easy setup and compatibility with various power sources like adapters. Ideal for maker, hobbyists, and professionals using 3D printers or engravers, this fume extraction kit is enhances safety and comfort. Perfect for use in diverse environment such as kitchens, bathrooms, workshops and electronic repair stations, providing efficient Smokes and odor control. With its universal design, the Fume Extraction Kit seamlessly integrates into any 3D printer enclosure with a fan interfaces, making it essential accessory for maintaining clean air quality. Specifications: Component:Plastic Size:Approx.8x8x2.50cm/3.15x3.15x0.98inch Package Includes: 1 Set Extractor Fan note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.