Senseair Room CO2 Fresh Air Indicator with Audible/Visual Alarm

eSENSE FAI is a new simple, low-cost, state-of-the-art infrared and maintenance-free carbon dioxide alarm for installation in areas where the carbon dioxide levels need to be monitored, such as school class-rooms and offices. eSENSE FAI measures the carbon dioxide concentration in the ambient air and alarms with sound and light when the levels are exceeding the defined levels.