Features 1、Widely Used: High thermal conductivity heatsinks are suitable for desktop laptop IC chip, graphics card, CPU, VGA, RAM, VRAM, M.2 SSD. 2、Parameters: Professional replacement pure copper heat sink size is Approx. 14x12x5.5mm / 0.55x0.47x0.22in; Totally 8pcs heat sink; Thermal conductivity 401w/mk. 3、Application: Copper heatsinks are designed to dissipate heat from memory and graphics cards, helping to reduce memory and graphics card temperatures and improve memory and graphics card stability. 4、Easy to Use: CPU cooler heatsink is made of premium pure copper heatsink replacement, users can directly stick the heatsink to the memory and graphics card chip position. 5、Cautions: 1. Check the size of the chips, memory, and memory particles to make sure it is not smaller than the product size; 2. Remove the film at the bottom of the product and stick it on the chips, memory, and memory particles; 3. After moving or shaking the machine, please check whether the heatsink is tightly attached to the chips, memory, and memory particles. Specification Item Type: Pure Copper Heat Sink Material: Copper Model: RHS 03 Size: Approx. 14x12x5.5mm / 0.55x0.47x0.22in Quantity: 8pcs Thermal Conductivity: 401w/mk Thermal Conductivity Applicable Models: Desktop Notebook Computer Ic Chip, Graphics Card, CPU, VGA, RAM, VRAM, M.2 SSD Package List 8 x Pure Copper Heat Sink 1 x Back Adhesive