How to seperate the model?

I have a .vtk file with many dots in it, every single dot has its value, how can I realize that when I click on one dot, I can view its position and value?

Here is the screenshot:

Hover Points On may be the feature you are looking for.

Thanks! Besides can I use this function in paraview visualizer? Cuz I didnot find this in that web page:

Sorry, I don’t know. Would you ask in the Web Support category?

Okey thanks for your solution!