Extech Co240: Full Specifications, Comparisons, Manuals, Pros And Cons, Problems, And Where To Buy
Extech CO240 Information the information you requested about the Extech CO240: Introduction The Extech CO240 is a handheld, battery-powered device that measures carbon dioxide (CO2), air temperature, and humidity. It also calculates dew point and wet bulb temperature. The CO240 has a user-settable high alarm with an audible beeper, making it ideal for conducting quick checks of CO2 levels in enclosed areas, such as greenhouses and nurseries.