Measure CO2 and O2 exchange during human respirometry. Ready to use Q-Box HR1LP Human Respiration Package provides fully assembled system with software and experimental files for human mixed expired air respiration measurements and spirometry. Consider our BBB1LP Breath-by-Breath analysis system for CO2 and O2 measurements in every breath. Q-Track is our mobile breath-by-breath system for CO2 and O2 measurements in the field conditions.