1. Plug and play, easy to use 2. , good electrical conductivity and wear resistance. 3. The bottom of the PCIE to USB 3.1 adapter is reinforced to protect the m.2 to USB 3.1 adapter. Maximum transfer rate up to 5Gbps 4. The USB 3.1 front panel adapter is compatible with XP, Vista, 7 (driver required) 8, 10 built-in driver. 5. Using 4-layer circuit board, it has strong anti-interference ability, which can effectively the stability, data integrity and impedance matching of PCI-E high-speed signal transmission. Built-in small 4PIN enhanced power interface Compatible with USB3.0 SuperSpeed Specification Version 1.0, backward compatible with USB 2.0 The bottom of the product is reinforced to that the product is not easily deformed during transportation colour: black Material: metal+plastic Package Contents: 1 x Expansion card 1 x transfer cable 1 x Screwdriver 1 x Screw 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 from the real thing. The measurement allowed error is +/- 1-3cm.