Featuring a DC12V adjustable speed controller, this duct fan allows for customizable airflows to suit different environments, and includes a hydraulic bearing systems, and duct adapters for added and convenience Perfect for versatile applications in kitchens, greenhouses, pet rooms, sprayed booths, bathrooms, offices, and tents to effectively extract smoky and dissipate heat in various settings Designed with a focus on durability and long lasting operations, this blower provides dependable ventilation solution for demanding scenarios This powerful 12cm exhaust fan delivers robust ventilation with a high speed 3000RPM motor, efficiently expelling smoky and promoting optimal air circulations for enhanced Ideal for DIYer enthusiasts, hobbyists, and professional such as those using printers, electronics repair, or welding projects, ensuring reliably for special tasks, Manufacturer: Kingke