【Multifunctional CO2 monitor】Real-time CO2 detect, humidity and temperature monitor. CO2 detection range: 400-5000PPM. Temperature detection range: -10-60°C (14-140°F). Humidity detection range: 0-99%RH.
【Cost-effectiveness and 70 days standby】the latest Photoacoustic CO2-Sensor incorporates intelligent algorithm , offering dual detection modes and using up to 70 days ! It provides you with the most cost-effective CO2 detector.
【Mini and Multi Application】Small and thin , easy to carry, also with a detachable stand and adsorptive back cover. You can check air quality anywhere and anytime.
【Multiple alarm modes 】the color coding and optional alarm, will sound the warning when the CO2 concentration exceeds the limit.
【No Disturb for a Worry-Free Life】the sound alarm can be turned off, and without backlight, no noise and light disturbances, allowing you to easily fall asleep at night.
![Aranet4 Home: Wireless Indoor Air Quality Monitor for Home, Office or School [CO2, Temperature, Humidity and More] Porta](/_next/image?url=https%3A%2F%2Fm.media-amazon.com%2Fimages%2FI%2F61EVDR3FJpL._SL400_.jpg&w=3840&q=75)