Taken out of working laptop. Samsung 16GB DDR4-3200 SO-DIMM is a high-quality memory module designed for computers and laptops. With a total capacity of 16GB and a form factor of SO-DIMM, this RAM is perfect for upgrading your system's memory. The non-ECC feature ensures reliable performance, while the DDR4 SDRAM technology provides faster data transfer speeds. The module is backed by a manufacturer warranty of 1 month, making it a secure and trustworthy choice for your computing needs.