S SHARKSPEED SSD 256GB Internal Solid State Drive Upgrade for MacBook Air 2012 A1465 A1466 EMC2558 EMC2559 (MacOS Pre installed)

Compatible wIth Apple models seasons: the MacBook SSD is compatible with: MacBook Air 2012 11 inch A1465 EMC 2558, MacBook Air 13 inch A1466 EMC 2559. Note: the models and the EMC number must match, otherwise the SSD will not work. Compatible with MacBook Air 2012 Only. Pre-installed macOS: We have pre-installed macOS 10.13 High Sierra, in a few steps you can register and set up your Mac. High speed: This SSD replacement for Apple computers uses 3D NAND flash technology, with read speeds of up to 550MB/s and write speeds of up to 500MB/s. This allows faster data access, faster PC boot and file transfer, which improves the responsiveness of the entire system and allows for quick upgrades for your Apple laptop. Outstanding reliability and date protection: the internal solid state hard drive has intelligent temperature management and a reliable thermal design that ensures excellent heat dissipation and low power consumption. It uses ECC technology, garbage collection, bad block management, S.M.A.R.T. and TRIM functions that improve the reliability and security of data transmission, thus extending the life of the SSD. Excellent quality: Sharkspeed's MacBook SSD has top-level reliability in the industry, with thorough quality tests and reliability tests that ensure excellent quality and performance. We offer 5-year warranty and free technical support. If you have any problems with the installation, please contact us, and we will provide you with the best solution.