HiHo DRS 1000 Vape Detector is the latest in Vape Detection Real-Time monitoring providing immediate alerts when vaping is detected. Equipped with Smoke Detection Alert It is also has adjustable sensitivity and alarm thresholds to suit all environments. Rechargeable battery backup included. With a mobile Smart App that allows the device to be managed remotely. Incorporates a laser scattering PM2.5 Sensor. Tamper-Proof, it can be used in all locations where vaping is prohibited. Includes a Power Fail Alarm. Easy to install. Comes with a 2 Year Warranty.