For Tuya WiFi for Smart Digital Carbon Dioxide Monitor 3 in 1 Air Quality Detector

【ACCURATE AIR QUALITY DETECTION】 This monitor delivers precise readings of Carbon Dioxide levels alongside temperature and humidity in real-time for optimal indoor conditions. Calibrate outdoors easily by following simple steps for accuracy. 【SYSTEM WITH THREE PHASES】 It includes a three-stage alarm system that identifies levels as Normal, Alarm, or Dangerous. An will sound when thresholds are crossed, prompting immediate action to ventilate your space. 【SMARTPHONE COMPATIBILITY】 Connect effortlessly with the Tuya/Smart Life App for remote monitoring and control of your home's air quality parameters. Stay informed about your environment even when you're not there. 【RELIABLE BATTERY PERFORMANCE】 Powered by a 2400mAh rechargeable battery that supports up to 6 hours of operation without being plugged in. Use the USB connection for continuous power; heat during charging is expected. 【USER-FRIENDLY AND PORTABLE DESIGN】 Featuring automatic calibration for easy operation. Its lightweight and compact design make it suitable for homes, offices, or travel while offering a clear display of vital air quality information.