6 in 1 LCD Display Smart Carbon Dioxide Tester Air Quality Tester Temperature and Humidity Sensor Tester TVOC Formaldehy

Description It is a high quality air quality tester using a good quality electrochemical detection module with good accuracy stable performance low consumption and long service life Accurately detect carbon dioxide The large screen displays power CO2 temperature and humidity The electrochemical detection module of good quality is adopted with good accuracy stable performance low power consumption and long cabinet life The product does not need calibration it can be tested after booting and it can accurately detect carbon dioxide The large screen displays power CO2 value temperature and humidity Equipped with a large screen different horizontal bar colors display different air quality 400 800ppm green is normal 800 1800ppm yellow concentration is slightly higher greater than 1800ppm red horizontal bar concentration will be displayed super high and an audible alarm will sound The alarm sound stops after 10 seconds Hundreds of ventilation holes at the rear not only accelerate the convection between the air and the machine thus realizing effective detection but also provide good heat dissipation efficiency Specification Model ZN 2COHD05Measuring range 400 5000PPMMeasurement accuracy 10PPMWeight 0 202kgColor white blackProduct size 160 x 90 x 41mm length x height x width Color box size 115 x 60 x 185mmPackage included 1 x Carbon dioxide tester1 x USB cable1 x User manual