AQI air quality grade range
Air quality level AQI average standard value color
Excellent 0- 100 green
Good 101 - 300 yellow
Poor 300-500 Red
Product Introduction
This product is a multifunctional air quality monitor that detects Carbon dioxide (CO2), Total Volatile Organic Compounds (TVOC), Particulate Matter <2.5 micron-sized particles (PM2.5/1.0/10), Temperature, and Humidity with clock and record function. As a scientific air quality detection device, it combines multiple air sensors with a built-in fan to allow real-time monitoring of Carbon dioxide (CO2), total volatile organic compounds (TVOC), PM2.5/1.0/10, temperature, and humidity on its digital LCD display.
Product Specifications
Display method: 4.3” LCD screen display, 480X270 pixels
Atmospheric pressure: 86Kpa - 106Kpa
Detection method for CO2: Infrared ( NDIR )
Detection method for PM: Laser Scattering
Sampling time: 1.5 seconds
Product Size: 131*78*67.5 mm
Detection temperature: -10°C to 50°C;
Relative humidity: 20% - 85%
Storage temperature: -10°C to 60°C;
Concentration unit for CO2: PPM
Concentration unit for PM: ug/m3
Concentration unit for HCHO and TVOC: mg/m3
Power source: Lithium battery with 3000 mAh capacity;
5V DC power charging via micro USB port
Product weight: 400g
Technical indicators
PM2.5, PM1.0, PM10 technical indicators
Measuring range: 0-999mg/m3
Resolution: 1ug/m3
Measuring principle: Laser light Scattering
TVOC technical indicators
Measuring range: 0.000-9.999mg/m3
Resolution: 0.001mg/m3
Measuring principle: Electrochemistry
Temperature and humidity technical indicators
Measuring range: 0-50 ° C
Humidity range: 20%-85% RH
Measurement accuracy: ±1 °C
Measurement accuracy: ±4% RH
Logistics information
Our products are located in Hong Kong, China, and the logistics speed depends on your specific location. According to our experience, it usually takes about 15-20 days of transportation time
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How to choose the correct size:
Step 1 Please measure your foot length carefully.
Step 2 Please choose the correct size according to your foot length and chinese size.
For example, If your foot length is 255 mm , you should choose the size 8.
