Features: 1.M.2 to SATA3.0 Adapter Card: M.2 to SATA3.0 expansion card uplink PCIE3.0 X2 16Gbps, downstream SATA3.0 6Gbps x 5. 2.For ASM1166 Chip: Using the latest for ASM1166 chip solution, high speed transmission and stable performance, dedicated to meeting users' needs for massive data space. 3.Smart Indicator: The light is on when the corresponding interface has a SATA device, and it flashes when there is data read and write. 4.Plug and Play: Drive free, plug and play, easy to operate, easy to use, and have excellent performance. 5.Good Heat Dissipation: In order to enhance the stability of operation, an aluminum alloy heat sink is added, more durable. specification:Item Type: M.2 to SATA3.0 Adapter Card Material: PCB Support Hard Disk: Hard Disk Supporting SATA Protocol Support: 6 SATA Devices, for Thunderbolt Expansion System: for OS X, for Windows, for Linux Speed: SATA3 (6g) Bottom Layer Total Bandwidth 16g PackageList:1 x M.2 to SATA3.0 Adapter Card 1 x Screwdriver 1 x Screw