This listing is for a lot of 14 (fourteen) 4GB DDR3L SODIMM RAM modules, perfect for upgrading or repairing multiple laptops, notebooks, or small form factor PCs. The lot includes a mix of different brands and speeds, primarily PC3L-12800S (1600MHz) and PC3-8500S (1066MHz). All modules are low voltage (DDR3L) and have been pulled from working systems. Please review the images to see the specific brands and models included, which feature Crucial, Samsung, SK Hynix, Micron, and A-Tech. This is a great value for bulk memory needs. Tested and in good working condition.