Its an ideal tool for multitasking viewing large spreadsheets editing documents giving presentations at trade shows and conferences or playing games and watching movies on large screens. You can extend video from your primary display to another duplicate the same video on both displays or change the second display to your primary display. No drivers or external power supply is needed. Connect the U444-016-Vs USB-C male plug to the USB-C port on your smartphone tablet Ultrabook or computer. Then connect the adapters VGA HD15 male plug to the VGA port on your display. It also supports data transfer rates up to 5 Gbps and 36-bit Deep Color (12 bits per channel).