This USB adjustable speed welding fume extractor is ideal for maintaining a clean and safe workspace by removing harmful fumes. Designed with adjustable speed settings and constructed with durable plastic and metal components, this compact extraction fan is suitable for use in various environments. It is perfect for hobbyists, DIY enthusiasts, and professionals working with soldering irons or other tools that generate smoke. Use it in workshops, kitchens, or bathrooms to ensure clean air and improved air quality. Suitable for both small and large projects, this fan helps maintain comfort and productivity. The outlet is compatible with 8cm diameter ducting. (Note: Fan only, duct not included.) Power supply: USB 5V Power consumption: 5W Noise level: 50-70 dB(A) Product use precautions: 1. Use a power source with 5V/2A or higher (such as a power bank or phone charger). Inadequate power may result in weak motor performance or failure to start. 2. Do not insert foreign objects into the fan while in operation to avoid damaging the blades. Color: Black Material: Plastic + Metal Package Contents: 1 x USB Extraction Fan Note: Other items not included. Lighting and display differences may cause slight color variations between the image and the actual product. Size measurements may vary by +/- 1-3 cm.