The Crucial 8GB DDR4-2666 (CT8G4DFS8266) is a high-quality memory module designed for computers and tablets. With a total capacity of 8GB and a bus speed of PC4-21300 (DDR4-2666), this unit offers fast and reliable performance. The manufacturer warranty for a lifetime ensures long-lasting support, while the 288 pins ensure compatibility with a wide range of devices. This module is a great option for upgrading your memory capacity and enhancing your computing experience.