Air Quality Tester, 8 in 1 Air Quality Monitor Indoor，Formaldehyde Detector, voc Meter, Detect Indoor HCHO,TVOC,AQI,PM2.5,PM10,PM1.0,Temperature and Humidity Tester (Black) AMZ The HALP-24-2L-LED is UL 844

The HALP-24-2L-LED is UL 844 rated and Class 1 Division II

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User Manual ×1

Solar Panel Assembly: This unit is comprised of eight 265-watt solar panels

1 x Front control board with Dual color LED

Air Quality Tester, 8 in 1 Air Quality Monitor Indoor，Formaldehyde Detector, voc Meter, Detect Indoor HCHO,TVOC,AQI,PM2.5,PM10,PM1.0,Temperature and Humidity Tester (Black) AMZ The HALP-24-2L-LED is UL 844Air Quality Tester, 8 in 1 Air Quality Monitor IndoorFormaldehyde Detector, voc Meter, Detect Indoor HCHO,TVOC,AQI,PM2. 5,PM10,PM1. 0,Temperature and Humidity Tester (Black) Multifunctional & Air Quality Monitor Measures 8 key parameters for comprehensive air quality control: Formaldehyde (HCHO), Volatile Organic Compounds (TVOC), Particle Matter (PM10 PM2. 5 PM1. 0), Temperature (in ), Humidity (in %). Safeguards family health. For more accurate