[She narrows her eyes at that piece of 'advice'...but she does stop waving the machine around, at least. For the moment, anyway.]

None of them are going to know how to get home either, are they. [She asks this in that tone of voice that indicates she can pretty much guess the answer. And then she appears to be looking for what he's telling her to look for, and after a few moments of searching she nods.]

Yes. The little light is bright red. What does it mean?