This versatile blower features a 12V 5.5x2.1mm center positive input, operates at 3600rpm with low noise 39dB, and boasts PVC construction Ideal for homeowners, DIYer enthusiasts, and small business owners seeking effective ventilation solution Supports flexible power option including 12V solar panel or adapters ( power source not included), providing sustainable ventilation for enhanced living and working spaces powerful airflows with our upgraded 110mm 12V 3W duct fan, efficiently smoky,, and odors to improve air in various environments Perfectly suited for shops, sheds, bathrooms, kitchens, basements, chicken coops, offering seamless integration with 110mm PVC ducts for easy installation, Manufacturer: Kaeltsyn