B+M key M.2 NGFF SSD(SATA transfer mode) to 2.5inch SATA adapter. The speed and other properties is not changed,only form conversion interface. Support the 22 x 30 mm/22 x 42 mm/22 x 60 mm/22 x 80 mm size of M.2 NGFF (SATA) SSD. You can connect it to desktop or laptop. Transparent to the and does not require any software drivers. Only supports B + M KEY sata transmission protocol M.2 NGFF SSD It dose not support SATA Mini PCIE SSD. Please Note: It doesn't support M.2 NGFF-PCI-E. It doesn't support B KEY EDGE CONNECTOR. It doesn't support M KEY EDGE CONNECTOR (PCIe NVMe M.2 SSD). SUPPORT ONLY B+M EDGE CONNECTOR (M.2 SATA SSD). The product does not contain SSD hard disk. type: HDD Enclosure color:Black Material:aluminum alloy Package Contents: 1 x HDD Enclosure Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.