1. And 2. Made Of Material, And Wear- 3. Nice Replacement For Broken Or Old One, Make You Device Work Properly 4. For Professional Use 5. Need A Professional To Install The Corresponding Accessories To Avoid Damage To The Accessories Description: 1. Product Name: PCI-E to U.2 SFF-8639 2. Main Control Chip: None 3 Product Interface: U.2 SFF-8639 4. External Interface: PCI-E (Can Be Used With 4x8x16x Interface), When The Adapter Card Is Inserted Into U.2 SSD, It Is Read Through The PCI-E Interface 5. External Interface: 7Pin SATA. When Inserting A Sata Hard Disk, It Needs To Be Read By Connecting To The Sata Interface (The Adapter Card Is Not Equipped With A Sata Cable) 6. Supported Systems: Win7 Win8 Win10 32/64bit//Linux 7. Material: PCB 8. Colour:As Shown A: Packing Includes: 1*Adapter Card, 1 Set Of Screw Mounting Accessories Note: Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Not Affect The Use Package Contents: 1 x Adapter Card 1 Set x Screw Mounting Accessories Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.