LCD Display Air Quality Detector Portable HCHO TVOC CO2 PM2.5 PM10 Tester Thermo-hygrometer Alarm Clock

Specifications Color WhiteDimension 50x85x127mmWorking voltage 5VBattery 1000mAh polymer batteryStandby time about 240 360 minutesMeasurement accuracy 0 001Measurement accuracy 0 001Measurement range 0 99 99Flow range 0 9 999 L min Error floating 3 30 Feature Easily detect harmful substances in the air such as HCHO TVOC CO2 PM2 5 PM10 Real time detection of air at any time and place to ensure timely detection of air quality problems Using air natural flow detection technology with high precision and more accurate detection Built in polymer battery 360 minutes long standby time Large LCD display screen the data is clear at a glance Comes with calendar clock alarm clock thermo hygrometer function 4 pollution level assessments to understand air quality issues Easy to carry suitable for testing in various environments such as home office and car Recharged by a UBS cable Package included 1 x Air Quality Tester1 x USB Cable