What is this?This heatsink cooler is mainly used in laptops,support M.2 2280 Nvme SSD laptops.What will I get?The M.2 2280 Nvme SSD Heatsink , we provide here, is in size of: Color:White,Blue Materials: Aluminium alloy Size: 70x22x3mm /2.76 x 0.87 x 0.12 inch(L*W*H) In the package of:2 x Heatsink Are there any advantages of the product?Heatsink cooler Made of aluminum alloy material for durability and reliability in heat dissipation.The groove design increases the heat dissipation area and speeds up the heat dissipation, avoiding the performance of the computer due to overheating How to use?Remove the old radiator from the computer, and then install the new radiator on the computer with a screwdriver tool What should I notice?The size is measured by manual, please allow the error /-0.1 inch before purchasing.