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. Hotel Vape Detectors: Complete Guide to Combating Vaping Vape Detector vs. Smoke Detector: Comparison & How They Work Vape Detectors Now Being Installed In Minnesota Hotels Can You Vape in Hotel Rooms? Policies & Smarter Alternatives 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.