USB-C 3.1 Hub Connects USB Peripherals to Your USB-C or Thunderbolt 3 Device
This USB-C hub allows you to connect up to three USB peripherals to your tablet, laptop, notebook, MacBook, Chromebook, smartphone or PC. This lets you expand the potential of your device by connecting USB peripherals, such as an external hard drives, flash drives, power meters and printers. You can also insert a memory card into the corresponding slot to transfer data. The memory card reader supports MicroSD, SD, SDHC, SDXC and MMC cards for convenient access to digital photos, camcorder videos, smartphone data and other essential files. Only one memory card may be used at a time.

Connects USB Peripherals and Transfers Data at Fast USB 3.1 Gen 1 Speeds
In addition to accepting USB peripherals, the USB ports provide up to 0.9 amps each for charging and powering smartphones and other mobile devices. All three USB ports and the memory card slot transfer data at speeds up to 5 Gbps, which is 10 times faster than USB 2.0. The USB ports are backward compatible with previous USB generations, so you can continue using older peripherals while getting high-speed performance from new devices.
Note: Host must support USB OTG (On-the-Go)

Built-In USB-C Cable Connects in Either Direction
Connect the reversible USB-C plug to your source device's USB-C or Thunderbolt 3 port. The fumble-free USB-C plug connects in either direction to ensure fast, easy connection every time.

Ready to Use Right Out of the Package
The plug-and-play USB Type-C hub is specifically designed for use with the MacBook, Google Chromebook Pixel and other laptops, tablets and devices equipped with a USB-C or Thunderbolt 3 port. It requires no software, drivers or external power. It's about the size of a credit card to make it easy to carry in a pocket, backpack or laptop bag for use anywhere.