[NVME SSD Adapter] This NVMe SSD convert adapter is DIY kit for assembling a upgraded SSD replacement for with large capacity NVMe SSD [High Performance] Used to upgrade your storage capacity, for tech enthusiasts, high-end gamers, 4K & 3D content designers [Applicable SSD Hard Drive] ONLY support PCIe NVMe based based M Key and B+M Key SSD (NVMe & AHCI), NOT support any SATA based SSD [Support System] It is compatible with for 11inch A1465 & for 13inch A1466 (Mid 2013-2017), for Pro (Retina) 13inch A1502 & 15inch A1398 (Late 2013 - Mid 2015), for Pro ME253 MD878 [Please Note] Require OS 10.13 High or Later; DO NOT compatible with earlier than OS 10.13 versions. Colour:Black+Green Material:PCB Size:23 x 14mm Package Contents: 2 x SSD conversion adapter Only the above package content, other products are not included. Note: Light reflection 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.