This USB-C to vga cable only support one-way singnal transmission: From USB-C to VGA.
Supports up to 1080@60Hz resolution.
Resolution supported: 1080P@60Hz, 1920*1200@60Hz (HD), 800x600, 1024x768, 1280x768, 1280x800, 1280x960, 1280x1024, 1440x900, 1600x1200, 1680x1050, 1920x1080
Check that Your USB-C Computer is Compatible
Laptop or smartphone must support DisplayPort Alternate Mode for viewing video over USB-C.
USBC to VGA: Directly connect this VGA cable without the bother of an adapter
Connecting to Projector: Connect to a projector in a classroom or conference room
Connecting to Laptop: Mirror your desktop to a monitor with a spare VGA port
Important: Device must support DP Alternate Mode to view video over USB