Features: Featuring a 75mm duct blower and adjustable speed (100V-240V), this duct fan delivers concentrated airflows for efficient heat dissipation in electronics, pet houses, and printers. The 7.5cm cooling fan includes a 5.5x2.1mm 12V input port, 1.6m cable, and high airflows design for flexible installation in ventilation, extraction, or device cooling setups. Ideal for enthusiasts, blacksmiths, and electronics technicians requiring reliability thermal management in workshops, equipment racks, or small enclosures like chicken coops. Use this light weights plastic blower to enhances airflows in soldering stations, BBQ systems, or compact spaces needing evacuation and temperature regulation. Engineered with a removable housing for easy cleaning and maintenance, this multi purpose exhaust fan ensures durability performances across industrial, hobbyist, and household ventilation projects. Specifications: Component:Plastic Speed: 5500r/min Color; black air duct diameter:Approx.7.5cm/2.95inch Input voltages: AC100-240V 50/60Hz Input interfaces: 5.5x2.1mm 12V, Line length:Approx.1.6m/62.99inch Package Includes: 1pc Duct Blower 1pc Power Adapter(US) note: Please allow 1-3cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.