Product function introductionFeaturesdescriptionPanten G5SformaldehydeIt has been calibrated by the original factory, no need to re-calibratePM2.5Panten G5S laser sensorPM106-channel precise identification of particlesPM1Laser scattering accurately distinguish PM0.3~ PM10 particlesNumber of particlesThe quality of air quality (AQl) reflects the degree of air pollutionair qualityJudgment standard reference: national standard GB-T 18883-2002;Air quality standard GB3095-2012Historical data curve analysisHistorical curveShow the pollution changes in the last 14 hoursAlarm for excessive pollutionReal-time alarmCustomize exceeding threshold value, real-time alarm with frequency conversion buzzerBuilt-in large-capacity memory, continuous data storage for up to one yearData outputCompletely record pollution data changes and easily import them to the computerVibration sensor intelligently analyzes your usage statusNight modeAutomatically reduce the backlight brightness when no one is in useSimplified TraditionalSimplified, traditional, free switching3000mAH large capacity lithium battery, running time up to 8-14 hourslithium batteryDual-chip battery protection, redundant protection mechanism for overvoltage, overcurrent, and abnormal discharge