The Cooler Master Ball Bearing 80mm Silent Fan is a high-quality fan designed for computer cases and CPU coolers. With a fan diameter of 80mm and a maximum fan speed of 2500 RPM, this fan provides optimal airflow to keep your system cool and running smoothly. The ball bearing design ensures durability and reliability, while the silent operation makes it perfect for keeping noise levels minimal in your setup. Ideal for those looking to enhance the cooling performance of their computer system.