Features: 1. Convert 2280 PCIe x4 M.2 AHCI NGFF for 2013 2014 2015 tablet Air A1465 A1466 and for tablet Pro A1398 A1502 SSD.2. No additional drivers are required.3. It won't change the performance of your computer. So don't worry.4. PCIE X4 NVMe is not supported.5. SATA M.2 NGFF SSD is not supported.Specifications:Replacemment:Suitable: For 2013 version of tablet Pro retina A1398 A1502 (ME864 ME865 ME866 ME293 ME294)Suitable: For 2014 version of tablet Pro retina A1502 A1398 (MGX72 MGX82 MGX92 MGXA2 MGXC2)Suitable: For 2015 version of tablet Pro retina A1502 A1398 (MF839 MF840 MF841 MJLQ2 MJLT2)Suitable: For 2013-2014 version of tablet Air A1465 A1466 (MD711 MD712 MD760 MD761)Suitable: For 2015 tablet Air A1465 A1466 (MJVM2 MJVP2 MJVE2 MJVG2) and Mac Pro ME253 MD878 iMAC A1419 (updated after 2013).Package List:1 * Adapter Card1 * ScrewNote:Do not support for PCIE X4 NVMe.Do not support for SATA M.2 NGFF SSD.1. When installing the system, you must first use the system boot disk to boot the system, and cannot install the system through the network.2.2017 version tablet Air A1466(MQD32 MQD42 MQD52 (you can see the text Model A1466 EMC3178 on the back) and Mac Pro ME253 MD878,iMACA1419 (Late 2013 and newer); 2013 version for IOS all-in-one iMACA1418 (note EMC:2638) and 2017 version of iMACA1418 (note EMC:3069) can group Fusion Drive, that is to say, if the 2013 to 2017 version of 21 inch imac can group Fusion Drive, That is, it will definitely work, but you must disable Fusion Drive before replacing the hard drive. 2013-2017 version 27in iMAC A1419 can be used.3. Unavailable: 2010-2012 version 27 inch and 21.5 inch iMACA1419 A1418 can not be used; for tablet ProA1706 A1707 / A1708 cannot use; Don't use for 970 EVO Plus hard drive. Also note that some imAcs only support for PCle x2 data transfer mode, which is the reason of the machine, not the adapter card.