Description: brand new and high quality. Feature: ade of high-quality copper aterial, durable, fir and stable for us to use. Designed for notebooks and soe sall spaces, the use of copper has a higher theral conductivity, and the heat sink echanges heat with the air to dissipate heat ore quickly. The groove is designed to increase the surface area of heat dissipation. The thicker the heat sink, the deeper the surface area is. The larger the surface area is, and the heat dissipation effect is relatively better. Tear the blue fil sticker directly on the back and you can use it directly. Easy and convenient for us to install and reove. Please check the specification table and ake sure that the size of the heatsink fits that of your coponent. Heatsink only, other accessories deo in the picture is not included! Specifications: Ite Type: Heatsink aterial: Copper Size: 40262/1.51.020.07in, 40263/1.51.020.11in, 40264/1.51.020.15in Color: Gold Quantity: 1 Pc Note: No retail package. Transition: 1c=10=0.39inch Please allow 1-3 error due to anual easureent. pls ake sure you do not ind before you bid. Due to the difference between different onitors, the picture ay not reflect the actual color of the ite. Thank you! Package Includes: 1 Heatsink