The third edition of the Ninja CPU cooler comes along with a revised high-performance design. Ninja 3 CPU cooler has eight u-shaped heat pipes constructed and the optimized fin structure named as M.A.P.S. (Multiple Airflow Pass-Through Structure). The airflow generated by the Scythe Slip Stream 120 PWM Adjustable fan can effectively cool the heatsink. User can choose the fully automatic PWM feature fan speed control or alternatively adjust the PWM band range for tuning purposes. Several features make this cooler the perfect solution for silent users and overclockers! F.M.S.B.2 back-plate system provides a safe cooler mounting, guaranteed !