A. ### Product Features - It is a relatively new product and of decent quality. - Our USB adjustable - speed soldering smoke absorber (ESD smoke extraction fan with a duct blower) can help keep your workspace clean and relatively smoke - free, which is suitable for soldering, welding, and other DIY projects. - This product is made of durable plastic and is equipped with a 1 - meter long duct ventilation fan. You can adjust different wind speeds as needed. Moreover, it is easy to install and use, which is a good choice for any workspace. - Whether you are a DIY enthusiast, a professional welder, or simply someone who wants to keep your workspace clean and healthy, this product could be suitable for you. - It can be used in the kitchen, bathroom, or workshop to remove smoke, exhaust gas, and other harmful particles from the air. It is also suitable for computer repair shops, laboratories, and other places with air quality requirements. - With its stylish design and good performance, our USB adjustable - speed soldering smoke absorber (ESD smoke extraction fan with a duct blower) is a good option to upgrade your workspace and help keep you safe and healthy while working. B. ### Product Specifications - Power: USB 5V 2A - Total length: 11 cm - Outer diameter of the air duct: 7.3 cm - Cable length: 118 cm - Types: Single - fan, fan with a 1 - meter duct, fan with a 3 - meter duct, fan with a 6 - meter duct (optional) C. ### Notes - Due to differences in monitors and lighting effects, the actual color of the product may vary slightly from the color shown in the pictures. Please understand. - Since the measurement is done manually, a measurement error of 1 - 2 cm may occur. D. ### Package Contents - 1 set of extraction fan