Transfer Speed: When using NVMe SSD, the data transfer rate is 10Gbps, and the read and write speed is 1000MB/s; when using M.2 SATA SSD, the data transfer rate is 5Gbps, and the read and write speed is 1000MB/s. Speed 1000MB/s, read and write speed 450MB/s. Improved Cooling: This PWDM2 NVMe USB adapter comes with a heat sink - a professional cooling vest. With heat dissipation silicone and aluminum shell for fast heat dissipation Compatibility: M.2 card reader is suitable for M.2 NVMe M Key/B+M Key and M.2 NGFF SATA B+M Key SSD (depends on SATA). The maximum SSD capacity is 4TB SSD size.: 2230/2242/2260/2280. Compatible with multiple operating systems: Windows, Mac OS, Linux, Android. Tool-Free Design: The M2 adapter allows you to easily install M.2 SATA SSD and M.2 NMVE SSD without tools. Open and lock the case with one click to prevent the SSD from falling out. Compact and Portable: This ultra-compact NVMe SATA chassis is both portable and durable. Equipped with a silicone protecti