Multi-Functional LCD Formaldehyde TVOC Detector Gas Tester Monitor PM2.5 PM1.0 PM10 Tester

Features For TVOC formaldehyde PM2 5 PM1 0 PM10 testing LCD display Easy to operate Testing holes are designed to provide cross ventilation Handheld design make it convenient to detect air Short test time Specification Model DM106Continuous work time 300minBattery 2000mAh polymer lithium batteryInput voltage 5 0V 1000mACharging temp 10℃ 45℃Formaldehyde testTest object FormaldehydeTest range 0 1 999mg mTest tech Semiconductor sensorSample type Ciffusion typeConcentration unit mg mTVOC testTest object TVOCTest range 0 000 9 999mg mTest tech Semiconductor sensorSample type Ciffusion typeConcentration unit mg mTest time 5minPM2 5 PM1 0 PM10 testTest principle Laser light scatteringTest particle population 2 5um 1 0um 10umTest particle mass PM2 5 PM10Sample time 3 secTest method Concentration per liter Test range 0 999ug mUse environmentAir pressure 86Kpa 106KpaRelative humidity 20 85 Test temp 10℃ to 45℃Storage temp 20℃ to 50℃ Package includeds 1 x DM106 Tester1 x USB Cable Details pictures