Replaces need for multiple adaptors
Type-C to HDMI VGA Adapter offer a plug-and-play solution for connecting your MacBook/ChromeBook pixel to external display
HDMI & VGA outputs work synchronal
HDMI and VGA output can work at the same time, that you can connect two extenal displays at the same time.
But please note that the highest resolution of HDMI output support 1080P only while they are working at the same time.