The Kingston KCP426SS8/8 DDR4 2666MHz Laptop SODIMM Memory is a high-quality RAM module designed for laptops. With a total capacity of 8GB and a bus speed of PC4-21300 (DDR4-2666), this memory module from Kingston offers fast and efficient performance for your computer. The compact form factor of SO-DIMM makes it easy to install in laptops, while the DDR4 SDRAM type ensures reliable and high-speed operation. Made in Taiwan, this memory module provides a reliable and dependable upgrade for your laptop's performance. no returns accepted so please check the spec of your machine before purchasing it, these are all brand new and sealed ram modules