Guangzhou GZAIR Instruments Co., Ltd.
                                                                                                           
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23 Years
Since 2003
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10-in-1 Professional Air Quality Monitor: Real-time CO2, PM2.5, TVOC, & CO Meter with Tuya App Control & RS485 for Smart Home

Price Negotiable
Price: Please contact customer service
MOQ: 1
Delivery Time: Please contact customer service
Brand: GZAIR
Product Description

Product Features:

10-in-1 Comprehensive Monitoring


Integrates AQI, CO2, CO, PM2.5, PM1.0, pollen, TVOC, noise, temperature and humidity monitoring in one device for all-round environmental detection.

Medical-Grade Precision Sensors


Equipped with high-precision sensors, with CO2 measurement error controlled within ±50ppm or ±5% (whichever is stricter), ensuring accurate and reliable monitoring results.

Smart App Remote Management


Fully compatible with Tuya Smart and Smart Life Apps, supporting dual-band Wi-Fi connection (2.4GHz & 5GHz) for seamless remote control.

Customizable Alarm Thresholds


Users can freely set alarm critical values for all parameters as needed; an audible and visual alert will be triggered immediately when air quality exceeds the preset standards.

Professional System Integration


Built-in RS485 interface with Modbus protocol support, enabling easy integration with fresh air systems, air conditioners or humidifiers for industrial-grade automated linkage.

Clear Large-Screen Display


Features a high-definition display screen; AQI and noise levels are presented with intuitive rating scales (Good/Moderate/Poor), allowing you to grasp environmental conditions at a glance.

Adjustable Backlight Design


Offers three backlight modes: Normal, Low, Off. No interference for reading in daylight or sleeping at night.

Compliant & Safety Certified


Meets FCC regulations and EN 14604, EN 50291 standards, with quality validated through rigorous testing.
Product Name: Smart indoor Multiple Air Quality Monitor
Model: PT02-Plus-A
Intended use Detect and digitally real- timely monitor:
CO2, CO, Pollen,PM1.0, PM2.5, TVOC, Humidity,AQI,Noise
Measuring Object Measuring Range Resolution
CO2 Measuring Range Resolution
CO 400-5000PPM 1 PPM
TVOC 0-999PPM 1 PPM
PM2.5 0~9.99mg/m3 0.05 mg/m3
PM1.0 0~100 μg/m3                        101-500μg/m3 1 μg/m3
Pollen 0~500μg/m3 1 μg/m3
Temperature Measuring Range -20~60 ±2℃
Humidity Measuring range  
5% ~ 95% RH
±5%RH
Co2 indicator 0-499PPM -- Green light bar 500-999PPM -- Yellow light bar
1000-1499PPM -- Orange light bar over 1500PPM --Red bar
TVOC over 0.5mg/m3--buzzer alarm
PM2.5 over 75μg/m3 --buzzer alarm
PM1.0 over 75μg/m3 --buzzer alarm
Material ABS+LCD
Power supply DC12V adaptor (US/EU/UK)
Product weight and size 1120g / 180mm( L )* 39mm( W )* 119mm( H )
Warm-up time < 7 seconds
Sensor NDIR Co2 sensor
Laser dust sensor
Laser TVOC sensor
Temperature and humidity sensor
Working Temperature 0 °- 50 °C
Working humidity 0-95% (non-condensing)
Input Voltage DC 12V/2A
App controller Tuya smart life app




Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Guangzhou GZAIR Instruments Co., Ltd.
Location Room 1007, Zhongchuang Yingke, 520 Information Port, No. 520 North Guangzhou Avenue, Guangzhou City, Guangdong Province, China
Contact Person Nana

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