The Be Quiet Pure Wings 3 120mm PWM Case Fan gives high performance cooling with a maximum airflow volume of 50 CFM. This two-pack of case fans features a rifle bearing type, a 120mm fan diameter, and a maximum fan speed of 1600 RPM. With a sleek black color and made of durable plastic, these fans are compatible with all universal brands and offer efficient cooling for your computer system. Designed by be quiet!, these fans are a reliable choice for achieving optimal cooling and enhancing the overall performance of your setup.