The LAC100 maintains optimum air quality throughout your journey while monitoring PM2.5 and C02 levels. When temperatures in the car rise above 60 degrees Celsius, the smart system ceases all functionality except temperature monitoring to protect the device. It is fitted with an H11-grade composite filter for the rapid removal of pollutants within the car and cleans air efficiently to minimize pollutants up. to 99.9%. When CO2 level in the car exceeds the limit, an alarm in the purifier goes off to alert the driver. Elevated CO2 levels can cause drowsiness so this ensures the driver opens up his windows.