Features: Fast transmission: This adapter supports the PCIE3.0 X4 standard and can provide high-speed data transmission, ensuring fast and stable connections. Strong compatibility: The adapter adopts the Oculink SFF-8612 interfaces, which is compatible various devices, including soliddrives (SSDs), expansion cards, etc. Easy to use: With this adapter, you can easily convert the PCIE3.0 X4 interfaces to the Oculink SFF-8612 interfaces without the need for any driver or software installation. Good quality manufacturing: The adapter is made from high-quality materials, which have good durability and stability, ensuring long-term reliable performances. Data transfer: By converting the PCIE3.0 X4 to the Oculink SFF-8612 interfaces, this adapter is suitable for high-speed data transfer, such as file transfer from SSDs to computers. Expansion function: When the user's computer or mainboard does not have the Oculink SFF-8612 interfaces, this adapter can help them connect devices that support this interfaces, such as expansion cards. Quick installation: Simply plug in the corresponding interfaces to complete the installation, simple and easy , time-saving and labor-saving Specifications: Item: PCIE3.0 X4 to Oculink SFF 8612 Adapter Support: PCIE3.0 X4 Standard Types：Adapter Card Only Without Cable/ Adapter Card Set Windows 7,8,8.1,10 or later Size： As Pictures Package Includes: 1PC Adapter Card note: Due to the problems of lighting effectsand shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.