Product Details： 1. The Riser Card Adopts Differential Pair Wiring And Supports Pci-e 4x Signal 2. Use This Adapter Card To Convert The M.2 Ngff Interface To A Normal Pci-e X4 Interface. There Are 2 Fixed Holes On The Board, 22*60mm And 22*80mm, According To The Card In Your Machine The Length Of The Slot Can Be Broken And Positioned 3. Wiring Mode: If You Connect The Usb Cable With A 1x To 16x Adapter Cable, You Dont Need To Insert A Small 4pin Power Cord On The M2 Adapter Card. 4. Support All Systems, Linux , No Driver Required 5. Easy To Use And Install, Convenient And Fast Product Parameters: Product Name: Ngff M.2 Key M Adapter Card Product Model: Ngffp4x-n02 Product Interface: M.2 Key-m Support System: Winxp Win7 Win8 Win10, Linux, Colour:white Material:pcb+metal Size:80x23mm Package Contents: 1 * Adapter Card 1 * 4pin Power Cord 1 * Screwdriver Only The Above Package Content, Other Products Are Not Included. Note: Light And Different Displays May Cause The Color Of The Item In The Picture A Little Different Fr