ChenYang Mini PCI-E mSATA SSD to Sandisk SD5SG2 Lenovo X1 Carbon Ultrabook SSD Add on Cards PCBA Mini PCI-E mSATA SSD to Sandisk SD5SG2 Lenovo X1 Carbon Ultrabook SSD Add on Cards PCBA MSATA to X1 Storage adapter, providing one Mini PCI-e 52pin connector on the host connection and one Lenovo X1 Carbon Ultrabook SSD socket connector on the SSD storage devices connections. You can put the 52pin standard Mini PCI-E mSATA SSD to the Socket and used it as Lenovo X1 Carbon Ultrabook SSD. Fully compliant with SATA revision 3.1