How to Stop the Beeping in your Camper!

About a month ago I heard a beeping noise coming out of our camper.  Now a little side note, my husband’s hearing is not great at certain pitches.  We had an alarm (like a watch) going off at our house that was driving me nuts because I couldn’t find the source.  He never even heard it!  This beep was one of those noises that he can’t hear very well.  I went into the house to ask my husband what the beeping was and to make it stop before the neighbors called the police.  Of course, since it wasn’t bothering him, he told me to go check it out. It turns…