https://www.whitecap.com/product/12v-max-wallfloor-scanner-w-radar-bosch-162DTECT200C
I think it can be had for a few bucks cheaper if you look hard enough. There are others out there are cheaper but wey I see it, if we hit a pipe, the cost to repair outweights the tool by miles.
What are you looking at? Why the concern which way it runs?