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Air Quality Monitor Indoor Air Quality Tester HCHO/CO₂/TVOC/PM2.5/Temp/Humidity Air Quality Detector High Precision Sensor Smart Air Quality Monitor with Backlight Screen Formaldehyde Air Tester 3. Data saving function (can store 96,000 pieces of data, only on instrument to view), set timing storage, delete data, view historical data. (Press left button MODE to enter system operation). 6. Support 6 languages, Chinese, English, Japanese, Korean, Russian, German (left button MODE to enter system to switch languages). 8. Powered by a 2500mah polymer battery, it has a dual circuit for overcharging and overcurrent, and can be recharged repeatedly. 7. USB () interface DC5V/1A charging; 2. Display current real-time air and temperature and humidity values, curve interface. 5. Celsius and Fahrenheit switch, (long press key / to switch). 1. 2.8 inch LCD color display. 4. Display brightness adjustment 5% -100% (press left button MODE to enter system adjustment).<br><br> A8-H air quality detector is capable of detecting PM2.5, PM10, PM1.0, carbon dioxide, and sensors used for aldehyde, TVOC, temperature and humidity functions are all mainstream industrial grade, using 2.8TFT color LCD display screen with adjustable backlight brightness; supports real-time data display and every a bar chart displaying minute average data, supporting automatic storage and viewing of historical data on a scheduled basis; Switching function between Celsius and Fahrenheit ; Can be set to automatically shut down; Built in 6 languages: Chinese, English, Japan, South Korea, Russia, . Can store 96000 pieces of data, with a built-in 2500mAh battery.<br><br>Specifications:<br>TVOC Measurement : 0.00mg/2.50mg/m³<br>Display Screen Size: 43.2 * 57.6mm<br>Battery Capacity: 2500mAh<br>Package Weight: 338g / 11.92oz<br>Package Size: 22.2 * 13 * 4cm / 8.74 * 5.12 * 1.57in<br>PM2.5 Measurement : 0~1000ug/m³ (Standard value), 1000ug/m³ above is subject to actual measurement<br>Standard Charging Voltage: 5.0±0.5V<br>Working Environment: -9~55, 90RH<br>Temperature Measurement : -9~55<br>Display Resolution: 240 (3RGB) * 320<br>Supply: 5V/1A<br>Material: ABS<br>HCHO Measurement : 0.00mg/m³-2.50mg/m³<br>Item Weight: 206g / 7.26oz<br>Color: Grey<br>Formaldehyde Measurement : 0.00mg/m³~5.00mg/m³ / 0ppm to 5ppm<br>Display Method: 2.8-inch TFT full-color LED backlit LCD screen<br>Model: A8-H<br>Item Size: 180 * 75 * 32mm / 7.08 * 2.95 * 1.25in<br>Carbon Dioxide Measurement : 400~5000ppm<br>Humidity Measurement : 0RH~100RH<br><br><br>Package List:<br>1 * Air Quality Detector<br>1 * USB Charging Cable<br>1 * User Manual (English)<br>

• 6. Support 6 languages, Chinese, English, Japanese, Korean, Russian, German (left button MODE to enter the system to switch languages).
• 4. Display brightness adjustment 5% -100% (press the left button MODE to enter the system adjustment).
• 3. Data saving function (can store 96,000 pieces of data, only on the instrument to view), set timing storage, delete data, view historical data. (Press the left button MODE to enter the system operation).
• 1. 2.8 inch LCD HD color display.
• 7. USB (mini) interface DC5V/1A charging;