How do you use this thing?!

[winternet-studio]

I need to run another version of node than what I have installed, so I was thinking that could maybe use this. But how do I run my scripts with this node version??

[tno2007]

This is what you need. Download and run different NodeJS versions without effort.
https://github.com/crazy-max/nodejs-portable

The repo is archived but still works fine.