Application: RAM Cooling function: Pure copper material absorbs heat from memory to help prevent blue screen crashes caused by overheated memory. Protection function: Provides better protection for your memory, especially DDR2, DDR3, and DDR4 modules. Helps prevent damage from accidental drops or impacts that could render the memory unusable. Additionally, it offers protection against static electricity. Color: Copper Material: Pure copper Size: 126x26x7mm Package Contents: 1 x Heatsink (Due to variations in batches of pure copper material, the product's appearance may vary slightly in color) Note: Light and display settings may cause slight color differences between the image and the actual item. Measurement error allowance is +/- 1-3cm.