Akasa ak f2230sm cb 22cm led case fan blue akasa ak f2230sm cb p this blue led case fan from akasa has a huge diameter of 22cm and offers the ultimate airflow in your pc housing therefore providing hardware and system components with plenty of fresh air p p align left the crystal clear fan has five striking blue leds while an additional 95 cfm of airflow is directed towards the motherboard vga card s and ram improving the system stability p akasa ak f2230sm cb 22cm led case fan