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 Vape Smoke Detector Hotel Can Vaping Set Off a Smoke Alarm? Here's What You Need to Know Can Vaping Set Off a Smoke Alarm? Here's What You Need to Know Do Vapes Set Off Hotel Smoke Alarms Smoke alarms & e cigarettes in hotel 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.