This adapter allows you to use your PCI-E card to convert M. 2 key A+E interface.; Support only 2230 type Key A/E/A+E? PCI-E Bus? M. 2 card.; As PCI Express x1 connector design is edge-free,? So supports PCI-Express 1x, x4, x8 and x16 PCIe Card.; Use external 5V/12V power supply for PCI-e card. (4 Pin to SATA Power Cable Included); Compliant with multi-system of PC, Compatible with??????? WindowsXP/7/8/10, WinCE & Linux etc.