VT-9IN1 Air Quality Monitor Tester for Humidity AQI PM2.5 PM10 HCHO TVOC CO CO2

VT-9IN1 Air Quality Monitor Tester (White) for Temperature Humidity AQI PM2.5 PM10 HCHO TVOC CO CO2. TVOC: 0–9.999 mg/m³. HCHO: 0–9.999 mg/m³. Product model: VT-9IN1. AQI: 0–999. PM10: 0–999 µg/m³.

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