The Coolmax CMF-825-RD 80mm UV LED Cooling Case Fan keeps your system at maximum airflow. This UV Crystal LED Cooling fan is extremely quiet case fan with a 24.7 CFM airflow level. The Coolmax CMF-825-RD 80mm UV LED Cooling Case Fan delivers superior performance that keeps power usage and noise level at it"s lowest! The Coolmax CMF-825-RD 80mm UV LED Cooling Case Fan ensures proper airflow is circulated in and out of your tower in order to keep your components nice and cool.