He pulls something off his belt. "This is the one that could tell the general area where you were. It's hard to explain how it works, but it detects all nearby objects in a small sphere. You use it by holding it and wanting to, it gives you an entirely new sense. The power cell will last, oh, a year. But I'll give you a few of em and maybe you can duplicate it with sorcery. I've got a few more scanners for you, just not with me right now."