Features: Supports 20Gbps fast speed transmission, support NVMe/SATA interfaces, providing fast and stable transfer experience. Small size,convenient for external SSD Provides efficient storage and transfer solution for wide devices and operating system. Professional users who need highly-speed transfer and storage Can be used forstorage and transfer on laptops, desktops, tablets and other devices Specifications: Item: SSD Housing Case Component: Aluminum Connection:USB3.2 Control: RTL9220 Control Speed：Supports 20Gbps Support: NVMe/SATA interfaces Size：about 138x99x20mm/5.43x3.9x1.97in Type: A to C 10Gbps and C to C 20Gbps /A to C 10Gbps and C to C 20Gbps with Gray Cover/A to C 10Gbps and C to C 20Gbps with Black Cover Package Includes: 1Set SSD Housing Case note: Due to the problem of lighting effect and shooting, there might be tolerances in product, please understand. Please allow 1cm errors due to measurement.