1 to 4 PCI-E to PCIe Slot USB3.0 4 Port PCI Express 1x Riser Card Adapter Converter Card USB 3.0 Connector for BTC Miner Mining

1 to 4 PCI-E to PCIe Slot USB 3.0 4 Port PCI Express 1x Riser Card Adapter Converter Card USB 3.0 Connector for BTC Miner Mining
About Description:
Features
4 Slots brings great extendability.
Plugs directly to the board without any extender cable, can be fixed to the case.
PCI-E slot power solution, no extra power cable needed.
Only one cable to the slot, easy and convenient to settle and install.
With IC heat radiator.
Specification:
Bus Port: PCI-E
Port Quantity: 4 X PCI-E USB
Size: approx. 120 X 67 X 57 mm/ 4.72 X 2.6 X 2.24"
Net Weight: approx. 41 g
Gross Weight: approx. 73 g
Use: for BTC Miner Mining Device
Supported OS: DOS, Linux, Windows XP/7/8/10
You'll receive:
1 x 1 to 4 PCI-E Adapter Riser Card
Please check pictures for more details.