Features: A heat sink is a passive heat exchanger that transfers the heat generated by an electronic or a mechanical device, thereby allowing regulation of the device's temperature at optimal levels In computers, heat sinks are used to cool central processing units or graphics processors Designed to maximize its surface area in contact with the cool air Small in size, light in weight Exquisite workmanship, good heat dissipation Good thermal conductivity Used to computer, power IC, power electric device, LED light devices etc. Specifications: Brand new Material: Aluminum Color: Silver Size: approx. 14*14*6mm Fins: 7 Quantity: 12 Pcs/1 Set Note: Please allow 1-3mm 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! No Retail Package Package Includes: 12 x Heatsink