M.2 to SATA 3.0 Adapter Card 6Gbps PCIe ASM1166 SATA Expansion
Smart Indicator: The light is on when the corresponding interface has a SATA device, and it flashes when there is data read and write. Support: 6 SATA Devices, for Thunderbolt Expansion. Support Hard Disk: Hard Disk Supporting SATA Protocol.