About This Multi-Parameter Air Quality Monitoring: Track 18 essential indoor parameters like CO2, PM2.5. The 2.8-inch HD screen displays real-time data using color-coded indicators for effortless status checks Highly Sensitive Sensor Precision: Experience accurate readings with highly sensitive sensors measuring CO2 down to 1PPM and TVOC at 0.01mg/m for reliable detection of subtle air changes Data Logging and Trend Analysis: Store up to one year of air quality records and review trends via on-screen curve displays for PM2.5, CO2. Easily compare particulate matter levels over time or export data to your computer for deeper insights Portable Battery-Powered Convenience: Enjoy 7 hours of continuous operation with the built-in 2000mAh battery and convenient Type C charging. Compact size (90x70x35mm) allows easy relocation for spot checks in kitchens, bedrooms, or offices Easy-to-Read Display and Operation: The 2.8-inch HD screen with backlight guarantees clear visibility day or night for real-time data. Simple button controls let you switch units, mute sound, or access curves effortlessly during home use Advanced Sensor Technology: Equipped with PM2.5 infrared sensor and semiconductor sensor to provide comprehensive air quality measurements including temperature range from 0-70C with reliable accuracy Versatile Application Settings: Multiple operational modes including calibration interface, screen off mode, curve interface, and PM2.5 comparison interface allow customized monitoring based on your specific needs and preferences Overview Brand : AUNMAS Item dimensions L x W x H : 3.54 x 2.76 x 1.38 inches Material : Acrylonitrile Butadiene Styrene Current Rating : 180 Milliamps Maximum Supply Voltage : 5 Volts (DC)
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