1. The SATA-defined M.2 hard disk KEY-B-M of the motherboard is transferred to the SATA 7+15Pin interface. 2. This adapter card only connects signals from the M.2 hard drive to the SATA 22PIN connection so that the adapter card does not have to be controlled. 3. If you cannot recognize the hard drive, please check whether it is an M.2 interface. The card generally does not work, please note. 4. Supports all SATA standards M2.SSD, does not support the NVME M2.SSD. 5. Does not support PCI-E nvme M2 SSD. This card is suitable for 4 different SSD hard drive lengths, suitable for 3 cm, 4.2 cm, 6 cm, 8 cm and other M2 ( NGFF)) SSD hard drive lengths. High performance LDO voltage regulator control chip, stable performance! Product type: M.2 NGFF to SATA adapter Port: M.2 NGFF SATA 22PIN Supported system: For WinXP / Vista / Win7 / Win8 32-bit / 64-bit /for MACOS / LINUX Suitable SSD length: 3 cm / 1.2 inches, 4.2 cm / 1.7 inches, 6 cm / 2.4 inches, 8 cm /3.1in. (Note: This product cannot be applied to PCIE NVMe / PCIE AHCI M.2 SSD with the "M" key.) Colour:Black Material:PCB+metal Package Contents: 1 x M.2 NGFF to SATA adapter 1 set x installation accessories (the colors of the installation accessories are random, don't accept the specified color)