?Allows users to use a standard M.2 SSD to a desktop's PCIe x1/x4/x8/x16 slot, but only at 1x speed ?Support 2230/2242/2260/2280 type M.2 card size ?Only supports M.2 Key M SSD based on PCIe X1 slot, does not support M.2 SATA bus B key SSD ?M.2 NVME to PCIe card ?PCIE interface, support PCI Express rev3.0 1X signal ?Work in PC Desktop Office or Game Player ?Small size and easy to install. (Multiple PCIe interfaces on the motherboard can test multiple SSDs at the same time) Specification: ?Bus Type: PCI Express x1 Rev3.0 ?Media Interface: 1 x M.2 Key M NVMe SSD connector ?M.2 Type: 2230, 2242, 2260, 2280 Note: ?This product requires the motherboard BIOS to support PCIe boot, if not, the computer will not recognize the SSD. This product does not support SATA protocol SSD, only NVMe protocol SSD. ?This product is only used for testing SSD use, 1X bandwidth speed cannot be M.2 4X full speed, if you need to install and start, please consider carefully.