1. Support PCIe 5.0X4 compatible with Gen3, Gen4, and Gen5. 2. Exclusive design of support base plate. 3. Gold finger gold-plated process, gold thickness to 10U. 4. High frequency low resistance high temperature anti oxygen PCB board, no deformation color semi-transparent no white no black. 5. The R24A has four indicators: The read/write indicator on blinks during read/write. D2 is a fault indicator, which is off in normal cases. The D3 indicator is the RESET indicator, which normally blinks only once when the device is powered on. The D4 indicator is the REQCL # indicator, which is normally on. Specifications: Product Model:R24A Product Name:PCIe 5.0 x4 to M.2 NVME Adapter Bandwidth:PCIe 5.0 x4 Colour:black Material:PCB Due to different batches, there may be differences in product appearance and printed text, which not affect use Package Contents: 1 * PCIe 5.0 x4 to M.2 NVME Adapter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.