Adds one M.2 M key PCIe SSD (NVMe or AHCI) to your PCIe equipped desktop computer Adds one M.2 M key PCIe SSD (NVMe or AHCI) to your PCIe equipped desktop computer to dramatically increase speed and performanceNote: This adapter is not compatible with B key M.2 PCIe NVMe/AHCI SSDs or M.2 SATA SSDs Accommodates 2230, 2242, 2260 and 2280 form factor M.2 PCIe SSDs (NVMe or AHCI) via multiple mounting holes Compatible with PCIe 3.0 specification and backward compatible with PCIe 1.0 and PCIe 2.0 Fits into PCIe x16 bus slot Includes heat sink and silicone pad to avoid overheating and thermal throttling, improves your computer's performance and keeps the adapter working efficiently Plug and Play compliant with no driver installation required