Deepcool Multi Core X8 Four Fans & Four Directions The whole panel is divided into four parts with 4 built-in fans down below. With Vertical Airflow Design, the airflow will go to four directions. Aluminium: Cool Feeling Aluminium is an efficient material for thermal dissipation. Four pieces of aluminium panels are anodised into black colour to provide a cool feeling in appearance. Superb Cooling Performance The initiative design of 4 fans blowing into 4 different directions makes full use of the dissipation area, and also covers all heating points of your notebook. This cooler can cool your hottest spots no matter it is hard disk drive or VGA card area. Multi-core Control Technology According to the heating condition of the notebook, the creative Multi-Core Control Technology enables users to apply 4 different fan-working statuses: 4 fans on / 2 upper fans on / 2 downside fans on / 4 fans off.