Portable CO₂ Detector – NDIR Indoor Air Quality Monitor with Audible Alarm
Compact portable CO₂ monitor with high-accuracy NDIR sensor, built-in rechargeable battery, and LCD display. Designed for indoor air quality monitoring in offices, classrooms, homes, and commercial environments.
This portable CO₂ detector is designed to monitor indoor carbon dioxide concentration using advanced NDIR (Non-Dispersive Infrared) sensing technology. It provides stable and accurate CO₂ measurements across a wide range from 400 ppm to 5000 ppm.
The device features a clear LCD display for real-time concentration visibility and includes an audible alarm function with a default trigger point of 1500 ppm to alert users when CO₂ levels exceed recommended thresholds.
Housed in a durable ABS enclosure, the unit is lightweight and suitable for desktop placement in offices, meeting rooms, classrooms, residential spaces, and enclosed commercial areas.
A built-in 3.7V lithium-ion polymer battery (1000mAh) supports portable operation, while Type-C input allows convenient recharging or continuous powered use.
Suitable applications include:
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Office and workplace monitoring
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Classrooms and educational facilities
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Residential indoor air quality checks
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Conference rooms and meeting spaces
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Commercial indoor environments
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Ventilation performance assessment
This monitor is designed for general indoor air quality awareness and ventilation optimisation.
