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. Improve Hotel Fire Safety with Edwards Signature Optica Detectors Edwards SIGA DTS Duct Test Station Smoke Detectors Amazon.com Edwards SIGA SD Protegis Fire & Safety Edwards SIGA OSD Intelligent Optical Smoke Detector (NEW) Edwards Product Home Page