Photo 1 of 8-in-1 Indoor Air Quality Monitor, Detects PM2.5, PM10, PM1,AQI,TVOC, HCHO, Temperature and Humidity with Alarm, for Rooms, Cellars, Grow Tents, Offices, Air Quality Tester, Battery Powered

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Photo 1 of 8-in-1 Indoor Air Quality Monitor, Detects PM2.5, PM10, PM1,AQI,TVOC, HCHO, Temperature and Humidity with Alarm, for Rooms, Cellars, Grow Tents, Offices, Air Quality Tester, Battery Powered