Can hotels detect vaping in rooms? A pair of hackers found that a vape detector often found in high school bathrooms contained microphonesand security weaknesses that could allow someone to turn it into a secret listening device. That hotel life anyone? Shower caps always come in handy : r Vaping I was reading a post from about a year ago. About the legitimacy of hotels having silent vape alarms. Well I just found one in my hotel. Discreetly attached to the back Do Vapes Set Off Fire Alarms in Homes Hotels and Planes