Riser card Bitcoin Mining kit is the newest and top of the line solution for setting up GPU mining rings. This PCI-Express riser card allows you to utilize those slots on your motherboard you might otherwise not be able to use and mount multiple graphics cards in more suitable positions for maximum airflow. Riser card has two power LED indicator that show you to whether the power supply work or not!. It has 4 High Quality capacitors for safe power delivery. It gives you to Over Current Protection to provide reliable and stable performance and long lifespan. It is Ideal for 24/7 non-stop working environment It also protect your GPU and secure your Investment. Each interface On the Card can direct connect to your power supply that reduces the burden on the main board in the multi-card access and ensures maximum compatibility with your power supply. It has Fixable board with 4 holes available on PCI-E 16X side to fix PCI-E 16X connector on motherboard for more convenient management for your GPU. Riser Bitcoin Mining Kit is easy to install you can just plug and then play no Drivers Required.