Indoor Air Quality Monitor with AQI Alarms

Professional 16-in-1 Real-time Air Quality Monitor : With real-time detection of PM1.0 | PM2.5 | PM10 | CO2 | TVOC | HCHO | TEM | HUM, along with 7 kinds of AQI alert buzzers function, this monitor ensures you always know what's in the air around you. One-button Start & Double-click to Silence Alerts : Simple one-touch controls make it easy to power on/off, switch between C/ F, and silence alarms with just a press or double tap.