Motoraux Ultra-quiet Customize 3 Cooling Fans CPU Cooler With 4 AVC Full Copper Heatpipes Unique 3 Cooling Fans Designed Concept intended to provide you a better fin optimizations with perfect balance between high and low speed operations 4 AVC Full Copper Heat Pipes - Adpot the Cold Condensation Heat Control Technology to creat a perfect, sleek surface for heat conduction Wide-range AVC 9025 Temperature-controlled Fan with unique wave-shaped blade design for excellent airflow Versatile All-in-one Mounting Solution available for All AMD Series & Intel Slot Type :775, 1151, 1150, 1155, 1156, 1366, 2011 Smart Cooling Energy Saving and Mute Feature, Fan Dimensions: 90 x 90 x 25 mm (3.54 x 3.54 x 0.98 In)