Features: Dissipates the memory chip heat improve its performance. Small size and light weight, easy to install and use. The pure copper material is wear-resistant with good strength and better thermal conductivity than conventional metal. The contact area between the surface coating and air is enlarged, and the heat conduction is accelerated alternately, which is beautiful and fashionable. The ultra thin radiator is designed for the notebook and some small space heat dissipation. The real object may have scratch, if you mind please don't order. Package Includes: 2 x Heat Sinks Specifications: Item:Laptop Memory Cooling Heat Sink Thickness: approx 0.5mm 1mm 2mm 3mm (Optional) Quantity: 2pcs Color:Copper Color Material: Pure Copper note: The real object may have scratch, if you mind please don't order. Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.