Simultaneously monitor and display up to five atmospheric hazards with the GasAlertMicro 5 Series. Adaptable to a variety of applications, the GasAlertMicro 5 Series has an extensive selection of user-settable field options and is available as either a standard toxic gas model, a PID model for the detection VOCs, or an IR model for CO2 detection. Use the passcode function to prevent unauthorized modifications of the instrument’s settings. Other Configurations Include: SO2, CL2, CLO2, NH3, PH3, HCN, NO2, O3