[ After some more fiddling and banging as he strikes the iron against the steel, the wick manages to catch a spark. A minute later and lo, they have a functional lantern. When he sees her opening it, he finally mentions: ]

Careful with it. That one isn't working, but there's still a chance it'll combust. And like I said, it's my only one.

[ The fact that he's trusting her to look at it is an uncharacteristic leap of faith. But after a year of not getting anywhere with it, he doesn't have a whole lot to lose. ]

...What kind of tools? [ He can get tools. ]