JMT ADT-R33G PCIe 5.0x16 Half Height to Full Height Extension Card Test Adapter Protection Card Compatible with gen3 gen4 gen5

["Support PCIe 5.0 X16 compatible with gen3, gen4, gen5.","Supports half-height to full-height cards that meet the official PCIe size standard.","Support external power supply, external power supply protection, effectively avoid reverse current problems, to ensure the safety of the motherboard power supply.","Gold-plated gold fingers, gold thickness up to 10U, in line with IPC level 1 international standards.","High-frequency, low resistance, high-temperature resistant and anti-oxidation PCB board, non-deformation of the colour yellow crystal semi-transparent non-white non-black."]