• QLED indecator light stay red, how to improve indoor air quality?

    The LED status indicator is continuously on red, indicating that the CO2 concentration is too high, and it also indicates that the ambient ventilation is insufficient. It is recommended to increase the indoor and outdoor fresh air convection, so that the outdoor fresh air can dilute the indoor CO2 concentration, which can reduce the indoor CO2 concentration, thereby making the LED indicator light turns yellow or green
  • QWhen Qui Vive alarming the co2 reading too high , how should i do to improve Indoor air quality ?

    Qui Vive CO2 Sensor is a USB type CO2 gas sensor. The USB power supply design allows users to detect CO2 concentration in a variety of occasions, including office/classroom/bedroom/ vehicle applications and so on.


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