This product converts the PCI-E interface on a computer into a separate 32-bit PCI interface. It can solve the problem of lack of PCI card slot on the motherboard, PCI-Express X1/X4/X8/X16 are applicable. You can use this product to continue to work with your PCI device. Features: 1. Support PCI slot 3.3V/1A, 3.3Vaux/100mA, 5V/5A and 12V/500mA 2. Provided 4Pin power supply(support 12V and 5V power supply is required) 3. Support PCI 32-bit 33MHz PCI interface. Package list: 1 * PCI Express to PCI Card