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. Will Vaping Set Off Hotel Smoke Alarms? Do Vapes Set off Smoke Alarms? Hotel Vape and Smoke Detector Halo Smart Sensor Vape Detector for Schools, Hotels, Home Vape Smoke Detector Hotel Can Vaping Set Off a Smoke Alarm? Here's What You Need to Know