[Replace Apple Dedicated SSD] - You can pair ACASIS MAC SSD adapter card with a cheap M2 SSD to replace the expensive Apple dedicated SSD.
[Excellent Compatibility] - M.2 NVMe SSD can upgrade MacBook Air(2013-2017 Year) and MacBook Pro(Late 2013-2015 Year) .Compatible for MacBook Air 11 A1465 & MacBook Air 13 A1466 (Mid 2013-2017), MacBook Pro (Retina) 13 A1502 & 15 A1398 (Late 2013 - Mid 2015), Mac Pro ME253 MD878.
[Supported SSD] - Support PCIe NVMe based M Key and B+M Key SSD,NOT support SATA SSD.
[Pls note1] - Be sure to format the disk in APFS format during installation. If formatted as HFS, it will restart indefinitely on the installation system interface, and then prompt that there is insufficient disk space.
[Pls note2] - When installing NVME M.2 SSD, upgrade the mac os to the new version of high sierra 10.13 or later. The smc and boot rom versions of the mac will be automatically updated during the upgrade, so that it can support the ssd of nvme.