Air Quality Tester Air Quality Monitor Professional Air Quality Detector C2

✔[ THE MOST ACCURATE & SCIENTIFIC AIR QUALITY MONITOR ] Hofun specializes in testing & measuring area for years and adopts the most advanced sensors on our products to assure the accuracy of testing air quality. The most sophisticated laser sensor and semiconductor sensors on Hofun air quality tester enables quick and accurate air quality data gathering, which enables you to keep an eye on the fine particle matters in the air that you breathed. ✔[ VERSATILE 5 IN 1 AIR QUALITY TESTER ] Hofun air quality meter is equipped with 5 major function, including, PM2.5 + PM10 + AQI(Air Quality Index) + HCHO (Formaldehyde) + TVOC or VOC (Total Volatile Organic Compounds), covers main influencing factors which pollutes air quality. The air quality sensor is upgraded with newly-designed chip, thus to allow the 5 different functions AQI, HCHO, TVOC, PM2.5, PM10 for real-time measuring simultaneously. ✔[ BIG COLORFUL LCD SCREEN & EASY OPERATION ]