Edwards Siga Oscd Smoke and Carbon Monoxide Detector Detection Edwards Smoke Detector Vape Kidde KIR OSD Optica Series Intelligent Optical Smoke Detector Fire and Safety Plus Edwards EST SIGA OSCD Smoke and Carbon Monoxide (CO) Detector Edwards EST SIGA PS Intelligent Photoelectric Smoke Detector This may look like a regular smoke detector, but it's actually a vape sensor. Columbus County Schools now has these sensors in high school bathrooms, an effort to keep kids from vaping.