This M.2 PCIe nVME SSD convert adapter allows to upgrade SSD for 2013-2015 with capacity NVME SSD. It is compatible with Air 11inch A1465 & Air 13inch A1466 (Mid 2013-2017), Pro (Retina) 13inch A1502 & 15inch A1398 (Late 2013 - Mid 2015), Pro ME253 MD878. Requires macOS 10.13 High or Later; DO NOT compatible with earlier than macOS 10.13 versions. Please use your SSD to upgrades your macOS before installation. Support M.2 NVME/AHCI SSD such as 960 , 970 /PRO (Not support 960 Plus), , Crucial P1, EX920, SX8200, 600p series NVME SSD and so on. It can't support recovering from internet, important to prepare bootable USB disk driver(M.2 PCIe has no OS systerm inside,it must be erased first). Type: Riser Card Colour:green Material:PC+metal Package Contents: 1 x Adapter Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.