37 Votes in Poll
It would cost a handheld scanner along with some titanium and wiring kit
I think that the seamoth scanner would be more useful, especially for scanning leviathans that are chasing you.
I actually thought about that. Maybe you should be able to put any tool that takes only one spot and use that in the Prawn Suit arm. Like a laser cutter, a scanner, repair tool, etc.
Prawn suit multitool arm.
What do you think?