Dust sensor manufacturer: CO2 Gas Sensors, Non-dispersive Infrared (NDIR), Maintenance Free, Automatic Calibration, 400-5000ppm Range.

Specification ParametersMeasurement Range: 400-5000ppmMeasurement Precision: ±(50ppm + 5% reading)Power-on Settling Time: 30sData Refresh Rate: 2sZero Setting Cycle: The sensor is automatically calibrated every 15 consecutive power-on days (optional). (Automatic calibration is not enabled by default in 15 days.)Working Condition: -10-50℃; 0-95% RH (non-condensing)Storage Condition: -30-70℃; 0-95% RH (non-condensing)Working Voltage: DC (5.0±0.1) V, Ripple＜50mVMean Operating Current: ＜40mACommunication Interface: UART TTL (3.3V)Size: 33 x 21 x 17.2 mm Product Life: ≥10 years