Features: Brand new and high quality Keep your devices cool with this 12x13x5mm heat sink made from high quality material! Made from excellent thermal conductive material, this heat sink effectively dissipates heat and improves device stability. Designed for electronic enthusiasts and professionals, this heat sink is perfect for computer, phone, router, and embedded system users. Whether you're gaming, working, or streaming, this heat sink ensures your devices stay cool even during intense usage. Ensure easy installation with the adhesive backing of this heat sink, providing convenience for all users. Specifications: Material: Pure Copper Size: 12x13x5mm Package: 2Pcs,4Pcs,6Pcs,8Pcs,10Pcs (optional) Package Includes: 2/4/6/8/10Pcs x Pure Copper Heatsink note: No retail package. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!