Gas Measured: Carbon Dioxide (CO)
Sensing Method: Non-Dispersive Infrared (NDIR)
Measurement Range: 400ï5,000 ppm (extendable to 10,000 ppm in some models)
Accuracy: ï50 ppm ï3% of reading
Response Time (T90): <20 seconds
Additional Parameters: Temperature and Humidity (optional)
Display: Digital LCD/TFT with ppm readout and alarms
Power Supply: Rechargeable lithium battery / USB charging
Data Logging: Built-in memory (model-dependent)
Operating Conditions: 0C to +50C; 0ï85% RH non-condensing
Applications: Indoor air quality checks, greenhouses, HVAC, educational and industrial environments