1-4 of 4 Answers
Our previous set expired after approximately ten years' ownership.
Sorry, there was a problem. Please try again later.We have not had an issue with low batteries .
Sorry, there was a problem. Please try again later.Ours sets on a charger that is plugged into the wall outlet. The salt one got dropped and broke, but we've had it for 2-3 yrs at least.
Sorry, there was a problem. Please try again later.This was a gift. I don't know.
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