USB C HUB adds a microSD and UHS II SD card reader, 10Gbps USB-A and USB-C, and a SATA 3.0 connection over a single USB-C port; Connect to a computer with a USB Type-C or Thunderbolt 3 port OPTIONAL AC POWER ADAPTER boosts the power from your USB-C or Thunderbolt 3 port; Ensure stable drive performance when transferring files from an 2.5’ SSD or 3.5’ HDD; USB C mobile data hub travels easily in your laptop sleeve 5-IN-1 PREMIUM USB C DATA HUB with USB-C 10Gbps support has multiple ports for transferring data from USB smartphones, data drives and enclosures, and SATA SSD, HDD or optical drives UHS-II SD CARD READER supports an SD card, SDHC memory card, and SDXC memory card; A UHS II card reader transfers files 2.5 times faster than a UHS I card reader; USB C UHS II card reader is backwards compatible with a UHS-I cards such as a micro SD card reader with an adapter; Compatible with popular UHS II SD cards such as the Lexar Professional 32GB SDHC UHS-II, Sony SF-G64/T1 64GB SDXC, Sony