1、It is a M.2 NVME SSD NGFF To PCIE 0 X4/X8/X16 adapter with indicator light. 2、PCI Express 0 x4 channel host adapter. Support M.2 NGFF NVMe SSD compliant with PCI-E protocol. 3、Support M-key XP941 SM951 PM951 A110 m6e SSD, no applicable B key m.2 NGFF NVMe SSD. 4、Easy to put M-key m.2 NGFF NVMe SSD (PCI-E standard) into PC. 5、M.2 NGFF to PCI-E X4 transmission card. There are 4 fixed holes on the board, respectively 22x32mm, 22x42mm, 22x60mm and 22x80mm. Features: 1. It is a M.2 NVME SSD NGFF To PCIE 3.0 X4/X8/X16 adapter with indicator light. 2. PCI Express 3.0 x4 channel host adapter. Support M.2 NGFF NVMe SSD compliant with PCI-E protocol. 3. Support M-key XP941 SM951 PM951 A110 m6e SSD, no applicable B key m.2 NGFF NVMe SSD. 4. Easy to put M-key m.2 NGFF NVMe SSD (PCI-E standard) into PC. 5. M.2 NGFF to PCI-E X4 transmission card. There are 4 fixed holes on the board, respectively 22x32mm, 22x42mm, 22x60mm and 22x80mm. 6. It supports for Samsung PM961,960EVO, SM961, PM951, sm951, for INTEL 600P, for LITE-ON T10 and other NVME protocols for M. 2. Specification: Color: Black Material: ABS + Metal Type in the PCI Express 3.0 X4 adapter Size Suitable for M.2: 2230 2242 2260 2280 Interface PCI-E 4X or PCI-E 1X Support Systems: For Windows/Linux/Mac OS Package List: 1 x Riser Card 1 x Metal Plate 1 x Screw Kit Note: Not support M.2 of SATA protocol.