Features: Experience fast speed data transfer and stable performances with our M.2 to 4 Port SATA3.0 Adapter Card, to meet the demands of users requiring expansive data storage solution. Featuring the fast speed chip solution, this adapter supports double channel M.2 PCIExpress3.0 interfaces (B&M key) and compatibles NVMe or PCIE protocols only. For technology enthusiasts and professionals who need reliabled and efficient data management. Perfectly for use in home offices, professional workstations, or any environment where large scale data handling is essential, ensuring seamlessly integration and enhances productivity. Not need driver installation, making it easy to expand your computers capabilities with this efficient expansion card. Specifications: Item：M.2 to 4 Port SATA3.0 Adapter Card Size:about 22x80mm/0.86x3.15in Supports double channel M.2 PCIExpress3.0 port (B&M key) Compatibles NVMe or PCIE protocols only Package Includes: 1PC M.2 to 4 Port SATA3.0 Adapter Card note: Please allow 0-1cm error due to the measurement. Due to the problem of lighting effect, there might be tolerances in product, please understand.