Home › Testing the MH-Z19 Infrared CO2 Sensor Module › CO2 sensor type MH-Z19 CO2 sensor type MH-Z19 Posted on 5 years ago • Updated 5 years —by Terje 155 Share on FacebookTweet on TwitterGoogle+LinkedInPinterest Share on FacebookTweet on TwitterGoogle+LinkedInPinterest Post navigation Previous PostTesting the MH-Z19 Infrared CO2 Sensor Module