Carbon dioxide detector, temperature and humidity monitoring functions

• High Accuracy & Fast Refresh Data Carbon dioxide detectors use nondispersive infrared sensor (NDIR) technology for the most precise and reliable CO2 measurements. Data is updated every 3 seconds on average, allowing you to stay informed about the air quality in the room.
• Multifunctional Air Quality Detector The ACENEW Air Quality Monitor conveniently measures 3 important indexes for indoor air quality, including CO2, temperature, and humidity.When activating for the first time, you can press the power button three times to calibrate the NDIR sensor.
• Nighttime screen off and silent monitoring The Air Quality Monitor allows you to set an automatic screen-off time in the app. When the screen is off, the buzzer alarm will not be triggered, enabling quiet air quality monitoring. And supports raising your hand to wake up,This feature is particularly suitable for nighttime use, making it an ideal companion for the bedroom without disturbing your rest.
• Real-time app data viewing The Tuya Smart app provides real-time temperature, humidity, and CO2 concentration readings, as well as access to recent CO2 alarm records. The app supports facility CO2 alarm thresholds/switches/battery level viewing/screen sleep mode, and additional SMS and phone notification subscriptions.
• Important Notes 1.The product doesn't measure /PM2.5/formaldehyde. 2.Please keep the product connected to USB power in daily use -- the product can work for up to 3 hours after fully charged.3.If you want to enable the CO2 alert function, please set the screen to stay on in the application.

What's in the box
1 x Carbon Dioxide Detector