You need the connect the SATA 15pin power for this pci-e card.
Bundling in USB 3.0 with up to 5GBit/s.
Converter plug-in for the mainboard,Fits into any USB 3.0 header.
The adapter is the perfect solution to use the USB 3.0 connectors with 19/20pin.The converter thus provides a full-fledged USB 3.0 port.
The adapter is a converter to convert the available PCI-E 1x of a motherboard into two USB 3.0 header.
Description
4 Ports PCI-E to USB 3.0 HUB PCI Express Expansion Card Adapter 5Gbps for Motherboard
You need to install the VLI USB3.0 driver for your computer first.
Interface: Interface: Single-Lane (x1) PCI Express Gen2 Mode
Port: 4 external USB3.0 ports
Speed: Data Transfer rate of 1.5/12/480/5000 Mbps.
Low Speed (1.5Mbps), Full Speed (12Mbps), High Speed (480Mbps), Super Speed (5Gpbs)
Power Input: SATA or IDE Power Connector
Power output: +/-5V / 900mA (each port)
Compatible: USB1.1/2.0/3.0
Operating Systems: Windows7/8/10(32/64bit)