Features: 1.Wide Compatibility: PCIE 3.0 x16 extension cable, compatible with all graphics card devices, easy to install, just plug and play. Backward compatible with PCIE 2.0, PCIE 1.0. 2.Flexible And Bendable: PCIE 3.0 x16 riser cable with slim, flat and collapsible design for transmission efficiency and stability, and easy cable management. 3.Anti Interference: Electromagnetic interference slots allow easy installation of vertically mounted GPUs, eliminating signal interference and ensuring high performance. 4.High Performance: High frequency, low resistance PCB design reduces interference for enhanced protection against signal loss and enhances durability when connecting motherboards and cables that are folded or twisted to maximize internal space and optimize. 5.PCIE 4.0 Use: Not support PCIE 4.0 mode of operation, if you need to use in 4.0 devices, please plug the card directly into the motherboard in the case of BIOS settings to modify the pcie to gen3.0 mode before connecting the extension cable to use. specification:Item Type: PCIE 3.0 Riser Cable Material: ABS, PCB Interface: PCIE 3.0 X16 PackageList:1 x PCIE3.0RiserCable NoteManual measurement, please allow some errors.