Feature: 1. Multiple Ports: This adapter card easily converts PCIE3.0x4 to 2 port SATA3 and 2 port M.2 (B Key) for diverse storage, providing more possibilities for users. 2. High Speed Transmission: Supports up to PCIE3.0x4 transmission speed, ensuring smoother file transfer and multitasking, greatly improving work efficiency. 3. Strong Compatibility: Widely compatible with various brands and models of PCs as long as they support PCIE3.0x4 interface, eliminating compatibility issues. 4. Premium Material: This PCIe expansion card is made of premium PCB material, ensuring card safety, stability, and increasing lifespan. 5. Simple Installation: Plug and play design, no special driver required, simplifying the installation process, more convenient to use. Specification: Item Type: PCIE 3.0 to SATA 3 M.2 Adapter Card Material: PCB Transfer Type: PCIE3.0x4 to 2 Port SATA3 + 2 Port M.2 (B Key). Package List: 1 x PCIE 3.0 to SATA 3 M.2 Adapter Card 2 x Screws 2 x Nuts