1. This Adapter Card Can Be Used With All Mini Pcie Interface Devices. It Is Only Used To Protect The Golden Fingers Of The Device From Wear And Tear During Testing Without Changing Any Performance. There Is No Chip In The Middle. 2. If Your Device Works If It Is Plugged Directly Into The Machine Interface, Then It Will Work If You Add This One. If It Doesn'T Work If You Plug It In Directly, Then It Won'T Work If You Plug It In Directly! 3.Mini Pcie To Mini Pcie 4. Support Half-Height Full-Height Conversion Card Test Card Protection Card 5. Protect The Gold Finger Of The Device From Wear And Tear, Without Changing Any Performance, And There Is No Chip In The Middle. Product:Protection Card Type:Conversion Card Note:Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Use Colour:As Shown Material:PCB Package Contents: 1 * Conversion Card 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.