Looking for a specific node (Vector to float)

Hi, it might be dumb but I’m looking after this node

But I can’t find what it is. It looks like a dot, or a square and the thead I found it on is pretty old so maybe it does not look like this anymore.

The thread is : Detect when a character is turning left or right? - Blueprint - Unreal Engine Forums

Thanks by advance.

I suppose it’s a Dot Product node:

Hey, thanks for that quick answer. Wasn’t sure of that because of the new visual.