About the product 1. Brand new 2. USB 2.0 ports support USB devices such as USB flash disk, USB mouse, USB keyboard and etc 3. 2 USB 2.0 ports for charging 4. The micro USB port cannot be used for charging. It is used as power supply for USB 2.0 ports. 5. Compatible with Macbook 12 inch, Chromebook Pixel 2015 and other device with USB 3.1 ports
