The motherboard end of the iron bar open slot can be directly from the slot lead out or put in the chassis connected to the slot connection board. The power indicator uses blue LED, which can transmit blue light after power on, making the whole more beautiful and durable. innovative solution, through the PCI-E slot to turn out two PCI slots, similar only support a PCI slot, also support dual PCI work at the same time. Power 16W does not require additional power supply, and there is SATA on the board to enhance power extraction, more flexible use. PCI slot power supply using solid capacitors filtering, can work in high temperature and low temperature environment Product Model:PCiE TO 2PCI Product Interface:PCI slot Product speed: PCI-E 1X Support Protocol:PCI-E or NVME Main control chip: ASMeida ASM1083 System support: WIN7/WIN8/WIN10/WIN11/LINUX Note: This adapter card USB cable is specially customized, can not be used in place of USB3.0 cable, can not be inserted into the motherboard USB3.0 interface to use, to avoid burning the motherboard and adapter chip. Because some PCI cards open two anti-dumb slot, the gold finger can be inserted into the PCI slot, so the installation of PCI cards must pay attention to the direction, do not insert the reverse. Colour:black+green Material:PCB Package Contents: 1 x PCI Riser Card Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.