CO2 and air quality meter | sensor | 400-6000ppm | black

Technical Specifications

Measurement functions: CO₂, temperature, humidity
Temperature range: -40 ~ +80 °C
Humidity range: 0 ~ 99.9 % RH
Temperature resolution: 0.1 °C
Humidity resolution: 0.1 % RH
Accuracy: ±0.3 °C / ±2 % RH
CO₂ measurement range: 400–6000 ppm
CO₂ measurement levels:
• 250–500 ppm – healthy, normal outdoor air level
• 500–1000 ppm – well-ventilated rooms
• 1000–2000 ppm – oxygen deficiency, drowsiness
• 2000–5000 ppm – headache, lack of focus, increased heart rate
• 5000 ppm – life-threatening condition

External standard probe: cable length – 3 m, measurement range – same as main sensor
Power supply: USB 5 V
Dimensions: 210 × 170 × 25 mm
Weight: 2.1 kg
Housing: ABS eco-friendly material
Air inlet/outlet vents: four-sided ventilation, dual airflow for precise measurement
Installation: wall-mounted or desktop stand (45° angle for comfortable viewing)

Functions

Three measurement functions in one device – temperature, humidity, and CO₂ concentration

Real-time readings – large, bright digital display with night visibility

High accuracy – data resolution up to 0.1 °C and 0.1 % RH

Alarm system – ability to set temperature and humidity limits, integrate external signaling device

Dual air intake design – more even and faster data updates

Convenient operation – sensitive buttons, quick setup

Applications

Offices

Homes

Laboratories

Warehouses

Greenhouses

Factories

Pros

High measurement accuracy and wide range

Measures three key air quality parameters

Real-time readings with bright display

Alerts when limits are exceeded, option to connect additional alarms

Versatile installation (desktop or wall)

Four-sided ventilation for more accurate results

Suitable for both professional and home use

Cons

Works only with USB power (no built-in battery)

No built-in data storage or phone data transfer