Yup i think it would work fine anywhere, even in the loo. But it won't be able to determine the exact precise location of yours, maybe within a few 100 metres would do.

"Everything is okay in the end, if it's not ok, then it's not the end."

"When one door closes, another opens; but we often look so long and so regretfully upon the closed door that we do not see the one that has opened for us."