3 In 1 CO/ Temp/Humidity Portable Multi-Gas Environmental Monitor Rechargeable Air Quality Meter

1. This multifunctional environmental monitor offers two configurations: a comprehensive 6-in-1 model detecting carbon monoxide (CO), oxygen (O2), atmospheric pressure, altitude, temperature, and humidity; and a 3-in-1 model focused on CO, temperature, and humidity detection. Designed for indoor air quality assessment and safety monitoring.
2. Over-limit alarm function – Triggers alerts when gas concentrations (e.g., CO) exceed safe levels, providing critical safety warnings.
3. Adjustable brightness and units – Screen backlight brightness can be adjusted for varying lighting conditions; supports Celsius/Fahrenheit temperature unit switching to accommodate user preferences.
4. Compact, portable, and rechargeable design – Weighs only 112g with dimensions of 70x70x30mm for high portability. Features a built-in 1600mAh lithium battery rechargeable via Type-C port.
5. Electrochemical sensor technology – Utilizes professional electrochemical sensors to ensure accurate and reliable readings.

Technical Specifications:
1. Sensor type: Electrochemical
2. Measurement ranges:
--Carbon monoxide (CO): 0–500 ppm
--Oxygen (O2): 0–30.0 %Vol
--Atmospheric pressure: 300–1100 hPa
--Temperature: -10 to 50 degrees Celsius (14 to 122 degrees Fahrenheit)
--Humidity: 20% to 85% RH
3. Power supply: 1600mAh lithium battery (Type-C charging)
4. Product weight: 112g (3.95 oz)
5. Product dimensions: 70 x 70 x 30 mm

Package contents: Main unit, Type-C charging cable, English manual