Will a Vape Set Off a Fire Alarm? What to Know Do Hotels Have Vape Detectors? Nexlar Security Vape Detector vs. Smoke Detector: Comparison & How They Work 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. Can Hotels Tell If You Vape? LOOKAH Do Vapes Set Off Smoke Alarms? Aeroplane & Hotel Smoke Detection VPZ