It seems you're referring to a medium-sized cooler fan compatible with socket LGA 775, often used in desktop computers. Here are some details:

• Compatibility: Compatible with Intel CPU sockets LGA 775.
• Size: Described as medium-sized, indicating it's not overly large or small.
• Functionality: Provides cooling for the CPU to maintain optimal operating temperatures.
• Design: Likely designed to fit within standard computer cases without taking up excessive space.
• Installation: Installed directly onto the CPU socket with thermal paste for heat conduction.
• Purpose: Helps dissipate heat generated by the CPU during operation, preventing overheating and ensuring stable performance.
• Usage: Suitable for desktop computers with Intel CPUs that use the LGA 775 socket.