The VC200 is a pretty simple device that mainly does 2 things…
The first is it’ll tell you how far away the green is and knowing this will help you dial in your short game.
The second is that it’ll help you figure out how far you hit each club which is really useful for your tee and approach shots.
Knowing this info has been a huge help for me getting more greens in regulation per round.
Here’s a demo video: