This USB M. 2 Card is based on 10Gbps USB 3.1 bridge chip (RTL9210B), not only works with NVMe (M-Key) SSD, but also with M. 2 (B+M Key) SATA-Based M. 2 SSD.; Used to read or write M. 2 M-Key nVME SSD in usb 3.0 or 3.1 port of desktop or laptop.; Support type 22*30mm 22*42mm 22*60mm 22*80mm Size SSD; Plug and play, no driver needed; Support Hi-Speed USB 3.0 (5Gbps) mass storage interface.