Digital | smart | multifunctional | wireless CO2 | TVOC | HCHO | temperature | humidity | air quality meter | sensor | 400–5000 PPM | -10...+40°C | 20–80% RH | black | Wi-Fi | Tuya

Technical specifications
Measured parameters:

CO₂ (400–5000 ppm, ±[50 ppm + 5%])

PM2.5 (0–999 µg/m³, ±10%)

PM10 (0–999 µg/m³, ±10%)

TVOC (0–5.00 mg/m³, ±15%)

HCHO (0–2.000 mg/m³, ±15%)

AQI (0–500)

Temperature: –10 °C to +40 °C (±1.5 °C)

Humidity: 20–80 % RH (±5 % RH)

Display: 6.1″ color VA display (14.1 × 6 cm)
Wi‑Fi: 2.4 GHz, compatible with TUYA smart platform
Battery: Rechargeable Li‑Po 2700 mAh
Power supply: DC 5–12 V (USB)
App: INKBIRD App (iOS/Android)
Data history: Up to 12 months

Features
Comprehensive microclimate and air‑pollution analysis in one device

Visual air‑quality assessment: CO₂, PM2.5 and AQI indicators plus emoticons

Smart Wi‑Fi control: view, analyze, export data via mobile

Sound and light alarm alerts at dangerous levels

Auto‑adjusts screen brightness for any lighting

Flexible power: use USB adapter or internal battery

Usage
Home environment monitoring (bedrooms, nurseries, kitchens)

Offices, conference rooms, schools

Industrial premises, labs, warehouses

Apartments near busy roads or boiler rooms

Pros
Clear, colorful display with visual indicators

TUYA Wi‑Fi lets you monitor from anywhere

Sound and light alerts enable fast response

Compact and portable – use in any room

Long-term data storage – up to one year

Cons
Works only with 2.4 GHz Wi‑Fi (not 5 GHz)

Battery life limited – USB recommended for long use

TUYA app setup may take extra time for some users

Does this device accurately measure CO₂?
Yes, it is designed for real-time indoor CO₂ monitoring with good accuracy for everyday use.
Can I monitor data on my phone?
Yes, using the TUYA / INKBIRD app you can view real-time data and analyze history.
Is it suitable for use in a bedroom?
Absolutely – it helps monitor CO₂ levels, which directly affect sleep quality.
Can it operate without WiFi?
Yes, all readings are visible on the display; WiFi is only required for remote monitoring.