What We Offer: 1 x USB C Card Reader, Cable Length - 30CM ( 1 feet, 12 inches) , 1 x User's manual. LED on the flash memory card reader verifies USB bus power and active data file transfer. Plug & Play Installation. No external drivers to download. 3-Port Card Reader Slot: Support SDHC, SDXC, Micro SD, Micro SDHC (UHS-I), Micro SDXC (UHS-I) and CF Type I/MD/MMC; Ideal for transferring high-resolution images and video recordings. MicroSD, SD, SDHC/SDXC, CF cards up to 2 TB. Read 3 Cards Simultaneously: the compact flash card reader transfers data between SD card to CF card and Micro SD card to CF card. USB C Card Reader: easily transfer data from a memory card to your USB Type-C ( or Thunderbolt 3 Port) computer or tablet, such as MacBook Pro 2019/2018/2017/2016, MacBook 2017/2016/2015, iPad Pro 2018, Surface Book 2, Samsung Galaxy S10/S9/S8/Note 8/Note 9, Pixelbook, Dell XPS 15 / XPS 13, Galaxy Book; Thunderbolt 3 is the same port type as USB-C. BUT Thunderbolt 1& 2 is not the same port type as.