Can You Vape in Hotel Room? What You Need to Know Mr Fog Enjoy To The Last Puff Can Hotels Tell If You Vape? LOOKAH Vape Detector vs. Smoke Detector: Comparison & How They Work What Do Vape Detectors Look Like? Crystal Vape & Crystal Bar & SKE Vape Official Station 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 Your guests aren't the only ones checking in. So are their vape pens. With over 13 million regular vapers in the U.S. alone, unauthorized vaping is a major operational risk for hotels.