The UNI FAN AL120 V2 is a 3-pack of 120mm case fans with improved daisy chaining for better airflow. Its 28mm thickness provides 20% greater airflow than the Version 1 fan and its removable interlocking keys allow for better radiator clearance. With its Start/Stop fan RPM support, you can enjoy a quieter environment. This fan also features new corner lighting that's visible from all sides, and can be controlled with the UNI HUB and L-Connect 3.