1. Designed for Laptop: This memory cooling heatsink is specially designed for laptop DDR5 or DDR4 memory.2. Copper and Graphene: This laptop memory heatsink adopts pure copper and graphene material, which ensures better heat conduction.3. Easy to Use: These copper heat sinks are easy to use, just tear off the transparent protective film and stick to the laptop memory.4. 2 Pieces: You will receive 2 pieces of copper graphene heatsinks in total, effectively driving away the heat inside laptop.5. Widely Compatible: This graphene coating heatsink is compatible with DDR3 to DDR5 memory, suitable for PS5 M.2 slot.Spec:Item Type: Memory Cooling HeatsinkMaterial: Pure Copper, GrapheneApplicable Device: Designed for Laptop MemoryPackageList:2 xMemory Cooling Heatsink