The <strong data-start=”379″ data-end=”424″>bonoch 16-in-1 Indoor Air Quality Monitor delivers professional-grade multi-sensor monitoring with a large 7-inch touchscreen display. It tracks -end=”606″>PM2.5, PM10, CO₂, HCHO, VOCs, AQI, temperature, humidity, and more, making it ideal for homes, offices, schools, and healthcare facilities.