powerdayPCI-e 1X/4X Card to NGFF M.2 M Key PCIe Slot Adapter 1. This adapter allows users to convert standard PCI-e 1x/4x card to NGFF(M.2) M key interface for Desktop or Laptop. 2. Supports PCI-e X1/X4 card 3.Supports 2260/2280 type M.2 SSD module slot. 4.Only supports M.2 Socket 3 PCI-e-based slot. 5. Dimension:82*22mm(LxW)