2 Types of M.2 SSDs: SATA and NVMe - Kingston Technology
Amazon.com: GLOTRENDS Dual M.2 X4 PCIe Adapter for One M.2 PCIe SSD and One M.2 SATA SSD, Support OS Booting from M.2 PCIe SSD or M.2 SATA SSD, Including 2 x M.2
Amazon.com: NVMe to USB Adapter, M.2 SSD to USB 3.1 Type A Card, M.2 PCIe Based M Key Hard Drive Converter Reader as Portable SSD 10 Gbps USB 3.1 Gen 2 Bridge
Dell M.2 PCIe NVME Gen 4x4 Class 40 2280 Solid State Drive - 1TB
Dell M.2 PCIe NVME Gen 3x4 Class 35 2230 Solid State Drive - 256GB | Dell USA