Features: This 80MM/120MM PC fan features intelligent temperature control, adjusting its speed from 3500RPM /2000RPM for efficient cooling. Crafted with plastic and metal materials, this cooling fan is suitable for various electronic devices like routers, set top boxes, and industrial computers. Designed to prevent overheating, this 12V cooling fan is ideal for enthusiasts and gamers to cool their devices. Perfect for desktop computers, routers, set top boxes, and consoles, this fan provides effective heat dissipation for extended use. Equipped with temperature and oil bearing technology, this cooling fan offers a reliable cooling solution for a wide range of electronic devices, ensuring smooth performance. Specifications: Input AC100-240V 50/60Hz Output 12V 1A Total length of power cord approximately 110cm Fan Type: 8cm (3.15in), 12cm (4.92in) Fan Height: approximately 5.0cm (1.97in) 8cm fan power: 3.0W Speed: 3500RPM Airflow: 44CFM 12cm fan power: 3.6W Speed: 2000RPM Airflow: 68CFM Oil bearing Note: Due to lighting effects and shooting conditions, there may be slight variations in product appearance. Please allow 0-2mm error due to manual measurement. Package includes: 1 Set 12V 1A Temperature Control Cooling Fan