Features:

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

Fully compliant with PCI Express M.2 Specification Version 1.0

PWM Power IC / 1.4MHz 5.5V synchronous buck converter

M.2 SSD input voltage: 3.3V ±5%, input max. current: 3A

Package Included: 

1 x Mini PCI-E mSATA SSD to X1 Carbon SSD Adapter