The Samsung 8GB DDR4-2666 SODIMM Laptop Memory M471A1K43CB1-CTD is a high-quality memory module designed for laptops. With a total capacity of 8GB and a bus speed of PC4-21300 (DDR4-2666), it offers fast and efficient performance for your computer. The module is built with Samsung technology and features ECC memory, ensuring reliable operation and error correction. This memory module is a great choice for upgrading or replacing existing memory modules in laptops, providing a seamless and improved computing experience.