It Looks Like a School Bathroom Smoke Detector. A Teen Hacker Showed It Could Be an Audio Bug WIRED Vape and CO2 Detector for Schools, Hotels and Homes Smart Vaping and Smoke Detection Device with Air Quality MonitoringVape and CO2 Detector for Schools, Hotels and Homes Smart Vaping and Vape Detector vs Smoke Detector: What's the Difference? Vape Detector by Forensics for Schools, Home, Hotels, Business Cell Phone Alarms WiFi Laser Scattering Super Sensitive Sensor Amazon.com Noiseaware Smoke Detector Vape Vape and CO2 Detector for Schools, Hotels and Homes Smart Vaping and Smoke Detection Device with Air Quality MonitoringVape and CO2 Detector for Schools, Hotels and Homes What Do Vape Detectors Look Like? Understanding Vape Detectors