GAMERKING 256GB SSD Upgrade for Mid 2012 MacBook Air A1465 (EMC 2558), A1466 (EMC 2559), High Performance Replacement Solid State Drive (MacOS Pre-Installed)

【Compatibility】This replacement ssd only compatible with A1465 emc 2558, A1466 emc 2559.Please check the back cover of your macbook to find these information. 【Boost Your Old System】With read/write speed up to 550MB/s / 500MB/s, you can access and transfer files faster, delivers a performance boost to your workloads, so there's no limit to your creativity and productivity. Various capacity for your choice: 256GB 512GB 1TB. 【Improve Work Efficiency】This internal disk for Macbook Air 2012 delivers a quick and affordable upgrade solution that’s perfect for photo and video editing, gaming, and other heavy workloads applications. It also support Boot Camp and allow a stable operation of dual systems. 【Enhanced Performance】This M.2 SSD for Apple MacBook features 3D NAND TLC flash, support NCQ, TRIM, S.M.A.R.T, ECC, Bad block management and Wear leveling, built in encryption program to enhance data security and dynamic thermal guard technology regulates temperatures to improve system stablity and maintain peak performance longer. 【Plug and Play】This GAMERKING SSD for Macbook upgrades comes with MacOS pre-installed, easy installation even for non-professionals. We offer a NO HASSLE after-sales.