Do the sensor of Air Mentor need maintenance?
The optical glass of particulate sensor may to be cleaned every 6 months in general. Please open the front cover and use cotton swab to clean it.
Do I need calibrate the sensor?
All sensors can automatically perform self-calibration. In case if you need to calibrate CO2 sensor right now, you can find the function in “Device Center” of APP. Please be notified, when you calibrate CO2 sensor, you have to place Air Mentor outdoor with clean air for 3 minutes, then execute the function.