Thermaltake Spirit A100 Universal North Bridge Chipset Led Cooler CLC0051 (Blue) Aluminum Forged Processing : High density aluminum provides excellent thermal performance High Cooling LED Fan : High Cooling Performance with 40mm silent LED fan,19dBA, offers highest surface area. Patterned Heatsink Design: Create the smart airflow and optimize the heat dissipation. Good Compatibility & Easy Installation : With special universal mounting design, Aspirit I can fit the main stream motherboard.