PLEASE HELP XRAY WALL THERMAL MICE LOCATOR

I am in desperate need of, desperate red of a device that’s able allows me to detect mice in the walls and baseboards.

Does anyone have experience with a device of this nature ? One that would allow you to see thermal heat in the shape of whatever is in the walls ??

I plan on moving, I do not need pest control, I am looking for suggestions on the device I described !!! Please !!!!