a USB-C to two port USB 3.0 hub with USB-C charging port and Micro SD and SD/MMC port. The USB 3.0 port allows you to connect a USB device or another hub to the host USB-C computer, the USB-C female port can charge the host computer, the Micro SD and SD/MMC port allows you to access memory cards on the host PC. It can work on Macbook’s or Google’s Chromebook Pixel as well as other USB-C supported devices.
Note: The Micro SD and SD/MMC port won’t work simultaneously, you can choose to use one of them according to your practical needs.
Please Note: The WPD port supports PD2.0, if your device or charger uses a different protocol the charging current will drop to 500mAH or less.