CF-5 Air Quality Monitor for CO2, CO2 Meter, Temperature, Humidity, Air Gas Detector

EASY CALIBRATION-The CO2 air quality detector uses non-dispersive infrared technology (NDIR). The air gas detector can calibrate automatically and calibrated by button. HIGH ACCURACY-The indoor air quality detector is built in DART infrared sensors that can accurate detect air of Carbon Dioxide(CO2). MULTIPLE ALARM-The air quality tester with multiple alarm, 3-color light indicator and 3 facial comfort expressions. You can intuitively understand the air quality you breathe. PORTABLE AND VARIOUS USE-Size: 83*83*32 mm. This co2 sensor is easy to carry. The intelligent air quality monitor can help us detect the gas air pollution in household, kitchen, bedroom, office, school, car, hotel, travel, camping, party etc...especially in which has baby,child and pregnant woman. Automatic Calibration Our carbon dioxide detector has been calibrated before leaving the factory. During use, the instrument can also be manually calibrated to ensure the accuracy of the test data. Our products are only