CO2 Monitor With NDIR Sensor, Temp Humidity, 400-5000ppm

Carbon dioxide monitor helps you spot poor ventilation fast with real-time CO₂, temperature, and humidity readings on one clear screen. Dual NDIR infrared sensing tracks CO₂ from 400–5000 ppm for dependable indoor air quality checks in bedrooms, offices, classrooms, cars, greenhouses, and labs. Compact and lightweight for grab-and-go use, with color indicators to guide when to air out the room.

• Delivers real-time CO₂ tracking with NDIR infrared sensing to support smarter ventilation decisions.


• Shows CO₂, temperature, and humidity together on a large, easy-read display for quick checks.


• Runs longer with a 2000mAh battery for 72–120 hours to reduce frequent recharging.


• Starts fast with simple power-on operation; ready to read in about 10 seconds.


• Fits anywhere with a compact, portable build for home, office, classroom, car, greenhouse, or lab.

Keep everyday spaces comfortable and easier to manage by monitoring air quality trends throughout the day. Use the color indicator to gauge when fresh air may be needed, whether you’re sleeping, working, studying, or driving. With a pocket-friendly size and long battery life, it’s built for spot checks and extended monitoring without being tied to a plug. Grab yours today and take the guesswork out of indoor air.

• CO₂ measuring range: 400–5000 ppm


• Temperature display range: 14–122 °F (-10 to 50 °C)


• Relative humidity display range: 0–95% RH


• Battery capacity: 2000mAh; runtime: 72–120 hours


• Dimensions: 3.54 x 1.57 x 3.94 in (90 x 40 x 100 mm); net weight: 0.46 lb (0.21 kg)