1Pcs A2 PM2.5 TVOC CO2 HCHO AQI Haze Formaldehyde Detector Air Monitor Temperature and Humidity with TF Card Support WIF

Features projectExplanationA1A2A3B1B2B3Haze sensorG7 laser sensor√√√√√√Upgraded formaldehyde sensorDART WZS√ √Formaldehyde sensorElectrochemical formaldehyde sensor √√Carbon dioxide sensor upgradesensorAir S8√√CO2 sensorMH 19√TVOCTGS2602√√√√√√Humiditytemperaturesenseon SHT20√√√√√√WIFIThe detector obtains the current outdoor weather and outdoor PM2 5 valueMobile phone remote detection detector real time data√√√√√√TF card data exportSupport TF card data export in Excel table formatData is continuously saved without limitationFree TF card√√√√√√lithium battery5000mAh super large capacity lithium batteryCharge for 8 hours and last for more than 30 hoursWith circuit protection board charging safety√√√√√√Standby functionStandby protection functionSwitchable between clock standby and standby screen√√√√√√Alarm functionUser defined threshold when the pollutant exceeds the standard the alarm reminds√√√√√√Voice broadcastVoice broadcast environment value√√√√√√Number of particlesParticulate details interface display√√√√√√AQI American StandardAir quality and American standard indication√√√√√√Historical curveAnalysis of the historical curve of the recorder√√√√√√Specifications Model A2Input voltage 5V DCBattery capacity 5000mAhPower 5WCharging current 1ACharging time 30HWhether to network yesWorking temperature 10℃ to 45℃Formaldehyde detection range 0 2 000mg m³TVOC detection range 0 2 000mg m³PM2 5 detection range 0 1000ug m³Carbon dioxide detection range 0 5