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 Detector Datalogger (Weed and Cigarette Smoke) What Do Vape Detectors Look Like? Crystal Vape & Crystal Bar & SKE Vape Official Station False positives in vape detectors are a common concern, particularly when the devices are placed in environments with factors that can mimic vaping aerosols., , Common causes include:, Aerosols Smart Vape detector with Noise. THC, And Temperature Humidity Vape Detectors in Schools: How Do They Work?