Vape Detector vs. Smoke Detector: Comparison & How They Work How do you prove a guest smoked vaped in Airbnb? We are coming over to vegas in August and stopping at a Hilton on the strip. I've read that some hotels have Vape detection systems in the rooms. How true is this Hotels are using new technology to detect smoking but some guests say it's leading to false charges and high bills. #news #travel #hotel