<b>Attention please: </b><br><br> 1. This product is suitable for motherboard with PCI-E slot. Please plug in the power of floppy<br> drive while using it. Make sure the computer is out of power when you plug in or out the<br>PCI-E extension cable. <br> 2. The cables inside are specially made. Please do not replace them with other cables. <br> 3. To prevent ruining your computers and other equipment, please find the right end to<br> plug in the cable. <br> 4. Use old flat cable for Dual core graphics card and 16X motherboard. <br> 5. Since there are three power options on the card, the four mounting holes on the card <br>locate a little differently from those cards that have only one power option. See the location<br> details in pictures.<br> 6. Please contact us if you have any issue with the product. <br><br> <b>Features: </b><br><br> 1. 4 Solid Capacitors on each card. <br> 2. 60cm USB 3.0 riser cable. <br> 3. 4PIN, and two Graphic card 6PIN interface, three interface optional. <br> 4. No drivers needed. <br> 5. Perfect to set up Ethereum mining rigs<br> 6. 4 Holes on the riser card to fasten. <br> 7. LED indicator and fuse are used on the board. <br> 8. Board dimensions: 13cm x 4.4cm x 1.2cm<br><br> <b>Package includes: </b><br><br> 6x PCI-E 16X riser board<br> 6x PCI-E 1X adapter card<br> 6x 60cm USB 3.0 riser cable<br>6x 6PIN to 15PIN SATA power cable