Features: A+E to PCIE 4X (270 degree) extension cable, graphics card interfaces extension cable expansion card. Fasy speed, enhances computer compatibility and stability Support most of the PCIE interfaces sound card, graphics card, networking card, capture card and other devices Equipped with external 12V auxiliary power input for highly speed operates This extension cable is perfect for those who demand fast speed and expansion. Specifications: Item： A+E to Pcie 4X（270 Degree）Extension Cable Cable Length：about 22.50cm/8.85in Support:12V Power Input Package Includes: 1Set A+E to Pcie 4X（270 Degree）Extension Cable note: Due to the problemsof lighting effectsand shootingangles, there will be tolerances in product, please understand. Please allow 0-1cm error due to manual measurement