Amprobe® CO2-100 Hand Held Carbon Dioxide Meter With Temperature/Humidity, Triple Display, Measuring Range 0 to 9999 ppm

Instant feedback with CO2 levels, with additional temperature and humidity measurement. Built in alarm warns against dangerous CO2 levels. The portable CO2-100 Air Quality meter is designed to measure air quality compliance in occupied spaces such as offices, production floors, schools or hospitals.