The Samsung 4GB PC4-17000 DDR4 2133 SODIMM 260pin Laptop Memory RAM M471A5143DB0-CPB is a high-quality memory module designed for laptops. With a total capacity of 4GB and a frequency of 2133MHz, this DDR4 SDRAM RAM provides fast and reliable performance. It features a non-ECC unbuffered design, making it ideal for everyday computing tasks. The SO-DIMM form factor and 260 pins ensure compatibility with a wide range of laptop models. Additionally, Samsung offers a lifetime manufacturer warranty for added peace of mind. Upgrade your laptop's memory capacity with this dependable and efficient RAM module.