Supports SSD M.2 PCIe NVMe devices - Compatible with M.2 PCIe NVMe SSDs - Supports 2242/2260/2280 and 22110 form factors - Double-sided, four-disk expansion able to run multiple drives simultaneously - High speed transmission and stable output for NVMe performance - Durable, rigid construction with heat dissipation function; plug-and-play for convenient use Key benefits - Increases storage capacity by adding up to four M.2 NVMe SSDs at once - Maintains fast data transfer rates and reliable performance for demanding workloads - Easy installation with plug-and-play design and built-in heat dissipation Use scenarios - Desktop upgrade: expand total storage with multiple NVMe SSDs for OS, games, and data - Professional workstation: support for video editing or 3D rendering workflows with separate fast scratch and working drives - Small office or home server: high-throughput storage expansion for data-intensive tasks and backups