This adapter is only suitable for DDR4 memory card of desktop PC, it is widely used in the test process of manufacturing the motherboard and memory card, because it efficiently protects the abrasion of memory golden finger, so this adapter can obviously reduce the production cost for test and verification Specifications: 1. Working voltage: 1.2 VDC 2. No additional driver is needed. 3. 4-Layers PCB design for reducing the signal loss and EMI 4. Plating gold thickness of golden finger: 3u”