Cigarette Smoke Detector Triton Ultra Smart Sensor for Health, Safety, and Drug TRTN UA 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. Milesight GS601 Vape Detector Smoke Alarm Real Time Status Alerts PM1.0 2.5 10, and TVOC For School Vape Detector for Schools, Hotels, Home WiFi Smart Vape Alarm Temperature Humidity Pm2.5 Sensor E Cigarette Vape Alert Smoke Photoelectric Cigarette Smoke Detector Vape Detector with CO2 Detection Pm2.5, Humidity and Temperature WiFi Vape Detector Made in China.com