Features: brand new and high quality for M.2 NGFF- to PCI-E X4 adapter card, using this adapter card can convert for M.2 NGFF- interface to ordinary PCI-E X4 interface Compliant with PCI for Express for M.2 specification 1.0,and USB 3.0 specification. The board has three fixed holes, respectively 22 x 42mm, 22x 60mm, 22x 30mm, according to the length of your machine inside the card slot, you can break the positioning. ( note that after the break does not support the return.) Easy installation and no driver is required. Supports OS- for Windows, Win CE & Linux ect Specifications: Item: for M.2 NGFF- to PCI-E X4 Adapter Card Quantity: 1 pc Color: Blue Port: USB 3.0 Converts for M.2 to USB3.0 port. Material: PCB-board The Size: Mixed Accessories: Power Cord/Screw Package Includes: 1 x for M.2 To PCI-E l USB 3.0 Adapter Card 1 x Screw 1 x Screwdriver note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.