Dynatron Cooling Fan/Heatsink - 3.15in Maximum Fan Diameter - 1 x Fan(s) - 110.1 gal/min Maximum Airflow - 5000 rpm - Dual Ball Bearing - 4-pin PWM - Compatible Intel Socket: H2 LGA-1155, H LGA-1156

Features dual ball bearing for higher heat endurance and reduced noise emissions Helps the compatible processors by maintaining a great balance of performance and efficiency Up to 5000 rpm fan speed and heavy-duty shroud ensure safe and effective cooling