This WiFi‑connected 3‑in‑1 air quality monitor applies high‑precision infrared sensor to measure carbon dioxide concentration, temperature and relative humidity for indoor environment assessment. Compatible with 2.4GHz WiFi network, the device supports remote real‑time data viewing through Tuya Smart App, helping buyers and end users monitor indoor air status remotely.

It is equipped with dual LED screen for clear direct reading. Fast sampling time reaches 1.5 seconds to capture real‑time environmental changes. Built‑in 2000mAh rechargeable lithium battery with Type‑C 5V charging input offers stable portable power supply. Made of durable white ABS material, compact dimension 96×33 mm and net weight 150g, it supports desktop placement for multiple indoor occasions.

The CO2 measuring range is 400‑5000 PPM with accuracy of ±50 PPM or 5% reading and 1 PPM resolution. Temperature test range covers ‑10℃‑50℃ with ±2℃ accuracy. Humidity measurement is 20%‑85% non‑condensing RH with ±4% accuracy. Stable performance under atmospheric pressure from 86KPa to 106KPa.

Suitable for home, office, classroom, hotel, warehouse and greenhouse indoor cultivation scenarios. We support OEM ODM service including custom logo, custom package and printed manual for bulk wholesale orders. Each set contains monitor main unit, Type‑C charging cable and user manual. It is ideal sourcing option for importers, distributors and environmental solution suppliers.