NOTE:
Please note that this product interface is not SATA,and most laptops do not include a U.2 port,please check your interface, buy it correctly.

M.2 SSD( Key M & Key B ) to U.2 SFF-8639 Adapter
Product features:
1.M.2(Key M) to U.2 adapter for M. 2 NVMe SSD
2.M.2(Key B) to U.2 adapter for M. 2 SATA SSD
3.Port :U.2 SFF-8639 (NOT SATA)
4.Support 2280/2260/2242/2230 mm M.2 SSD
5. 2 x M.2 (NVME and SATA ) can work simultaniously: M.2 Key M SSD and M.2 Key B will not work together at the same time only if you use third adapter.The interface of U2 socket will be on SATA or PCI-E protocol,so you must use M.2 B key(SATA) SSD or M.2 M key(PCI-E) SSD.
6.System requirements :Windows 7/8/10
7.This is M.2 NVMe to SAS, not SATA. This cannot just plug into your desktop or laptop to work without additional hardware (a SAS to SATA adapter).
8.We recommend the computer be turned off when the u.2 adapter is inserted to your computer as most computers do not have hot-swap bays for U.2 drives. Package contents:
1x M.2 SSD to U.2 adapter
1x Screw
1x Nut
1x Screw driver