Features:PCI-e 1x/4x card in M.2 NGFF M key slot in the Desktop or Laptop.Transparent to the operating system and does not require any software drivers.M.2 Specification Revision 0.9-3Serial ATA Spec. Reversion 3.2Support 2260/2280 type M.2 SSD module slot.Only Support M.2 Socket 3 PCI-e-based slot. You'll receive:1 x NGFF to PCI-e x4 Card1 x Screws(M.2)