M.2 stands for Next Generation Form Factor which is invented for PCI-SIG by Intel and it is developed for flat and high-efficiency equipment such as Ultrabook or Tablet PCs. It is a natural transition from the Mini Card and Half Mini Card to a smaller form factor in both size and volume which supports multiple function add-in cards/modules including: Wi-Fi, Bluetooth, global navigation satellite systems, near field communication, Hybrid digital radio, wireless gigabit alliance (WiGig), wireless wide area network and solid-state storage devices. Also adds functionality to USB 3.0, display Port, SDIO and SSD-PCIe.

Function

• Allows user to use standard PCIE base M.2 SSD to PCIe x4 in the Desktop or Laptop.
• Transparent to the operating system and does
  not require any software drivers.

Specifications

• M.2 SSD to PCIe X4 adapter.
• M.2 Specification Revision 0.9-3
• Serial ATA Spec. Reversion 3.2
• Support 2230/2242/2260/2280 type M.2 Card dimension.
• Support M.2 Socket 3 PCI-e-based SSD Module.
• Support M.2 Key M Card Type.
• Heat Sink for SSD module. 

Support Following M.2(NGFF) PCI-e SSD: