1. USB3.1 Type-C to M.2 M Key NVMe SSD Box. 2. Supports 22 x 42mm, 22 x 60mm, 22 x 80mm NVMe solid state hard disks (SSD hard disks excluded). 3. Support for PCI-E-based NVMe SSD. Support for M Key NVMe SSD. 4. Supporting data transmission up to 10Gbps. Support Plug and Play and Heat Exchange. 5. Easy to use without driving. 10Gbps NVMe Model: Only support NVME PCI-E protocol M key/M+B Key SSD, with 1* USB A to C Cable. Transmission rate: 10Gbps Main Control: JMS583 Transport interface: USB 3.1 Type-C Compatible : for Windows 98/Se/Me/2000/XP/Vista/Win7/Win8/Win10/for OS 8.6 or latest version Dimension: about 100 x 31 x 9 mm/3.93 x 1.22 x 0.35inch NVMe Supriority: 1. up theperformance 2. decrease delay 3. decrease power dissipation 4. of SSD will increase Warm Reminder: 1. M.2 SSD is NOT included. 2. NVMe model case is not compatible with NGFF SATA M.2 SSD, . 3. For new unused SSD, it's necessary to make a partition at first, otherwise it can not be recognized. 4. It is normal that the aluminum case heats up when using, and it doesn't affect normal use. Type: M.2 SSD Enclosure color:Black Material:Aluminum alloy size:100 x 32 x 9mm Package Contents: 1 x M.2 SSD Enclosure 1 x USB-C to USB-A Cable 1 x screwdriver Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.