DC power interface: 12V DC power supply, 5.5x2.1mm DC socket, maximum power 150W. USB interface: (Note: M.2 M key, PCI-E X4 version, this interface is a data line interface, and the physical interface type is ) This interface only provides 500MA voltage output, and does not have any other functions. Due to different batches, there may be differences in product appearance, color, and printed text, which not affect the use. Support interface: PCI-E X16 Input interface: Expresscard Extended support: PCI-E X16 DMI 5 GT/s Power: maximum 220W (8Pin interface) / maximum 150W (DC interface) USB: 1.0/1.1/2.0 Compatible system: for XP/7/10, OS, Linux PCI-E interface: connect to PCI-E interface devices, including graphics card, sound card, array card, acquisition card, etc. 6P power output: provide 6PIN+8PIN interface output 8P power interface: device power supply interface, notebook control power switch. 1. Use a dedicated 220W power supply. 2. Use an ATX desktop power supply with an ATX adapter cable. Material: plastic colour: see through black Package Contents: 1 x Kit 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.