Features: Equipped with a powerful 2200RPM motor and USB rechargeable design, this 1200mAh 3 speed exhaust fan efficiently removes fumes/smokers from soldering, 3D printing, and workshops. Solid ABS plastic construction with metal protective mesh ensures long lasting performances for continuous use in electronics repair and industrial environments. Perfect for electronics enthusiasts, workshop technicians, and DIYers seeking reliable fume extraction during soldering or equipment maintenance. Suitable for 8cm diameter ducts to ventilate enclosed spaces like 3D printer enclosures, soldering stations, kitchen hoods, or pet habitats. Delicate electric design features intuitive charging indicators (red/blue light) for flexible placement in garages, labs, or small workspaces requiring air purification. Specifications: Material: Plastic Input: USB5V Input interfaces: Type C Speed: 2200rpm USB cable length: 30cm Size: Approx.10x8x7cm/3.93x3.15x2.75inches Battery capacity: 1200mah Style: Normal Model, With Bracket Model(Optional) Package Includes: 1Pc Charging Fan + USB Cable note: Please allow 1-2cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks!