The Micron 4GB 2Rx8 PC3L-12800S-11-11-FP Laptop Memory is a high-quality RAM module designed for laptops. With a total capacity of 4GB and a capacity per module of 4GB, this DDR3L memory module is perfect for upgrading or replacing existing memory modules in laptops. The SO-DIMM form factor ensures compatibility with a wide range of laptop models, and the unbuffered, non-ECC memory features ensure reliable performance. Upgrade your laptop's memory capacity with this trusted and reliable Micron RAM module. Comes with free shipping!