The (6 Pack) VER009S PCI-E Riser Card is a set of PCIe 1x to 16x USB 3.0 data cable GPU mining cards. Each unit has a cable length of 60cm, making it suitable for connecting and powering multiple GPUs. These cards are essential for GPU mining setups, allowing users to expand their system capabilities and improve performance. With this product, users can easily add more GPUs to their system for enhanced mining efficiency.