Features: Keep your workspace clean and fume-free with our USB Adjustable Speed Solder Smoke Absorber ESD Fume Extractor Fan Pipe Duct Exhaust Fan, for soldering, welding, and other DIY projects. This product is made of plastic and comes with a 1M pipe tub ventilation fan that can be adjusted to different speeds depending on your needs. Whether you're a DIY enthusiast, a professional welder, or just someone who wants to keep their workspace clean, this product is for you. Use it in your kitchen, bathroom, or workshop to remove smoke, fumes, and other particles from the air. It also works for computer repair shops, laboratories, and other places where air quality is important. With its design and performance, our USB Adjustable Speed Solder Smoke Absorber ESD Fume Extractor Fan Pipe Duct Exhaust Fan is the way to upgrade your workspace while you work. Specifications: Power: USB5V 2A Total length: 11cm Outer diameter of air duct: 7.3cm Line length: 118cm Type: Single fan, Fan with 1-Meter Pipe, Fan with 3-Meter Pipe, Fan with 6-Meter Pipe (optional) Package includes: 1Set x Extractor Fan