Features: Converts M.2 NGFF or MSATA SSDs to 2.5'' 3.5'' disks. Fully compatibles SATA3.1 standard Compatible PCIExpress M.2 Protocol NGFF and MSATA SSDs are allowed to input 3.30V, current 3A. This adapter card no chip, there is no speed, play the role of adapter Speed is related to the SSD itself. Support 80mm, 60mm, 42mm, 30mm M.2 NGFF SSDs. Support full-height and half-height MSATA SSDs; suitable for computer users who need to expand storage space. Note: You can insert two SSDs at the same time, only one SSD can be recognised at a time, you need toggles the switching to the corresponding position. Specifications: Type：NGFF To SATA3 External Hard disk Adapter Size:about 10x7cm/3.94x2.75in Converts M.2 NGFF or MSATA SSDs to SATA2.5'' 3.5'' disks. Support 80mm, 60mm, 42mm, 30mm M.2 NGFF SSDs Package: With Enclosure/No Enclosure Package Includes: 1PC SATA3 External Hard disk Adapter note: The NGFF part of this adapter is only for B-key or B/M-key interfaces, not for M-key interfaces. Not support AHCI and NVME protocol hard disks,Only supports NGFF protocol hard disks Please allow 0-1cm error due to manuals measurement