Sensitive Response Infrared sensitive sensor provides more accurate air quality detection with realtime updates every second. It offers faster detection speed and stable measurement values for reliable readings. Humidity and Environment Monitoring Monitors and displays the concentration of carbon dioxide, the ambient temperature, and the relative humidity. The detector helps users understand the indoor environment and make informed ventilation or comfort decisions. Smart Display Equipped with a clear color display that makes readings easy to read at a glance. The colorbased indicators highlight air quality levels, helping users quickly gauge when action is needed. Long Battery Life In wireless detection mode, operation time is approximately 240 to 360 minutes. It features a builtin 1200 mAh rechargeable battery and a TypeC charging interface for convenient recharging. Use scenarios Home and living spaces: monitor CO2, temperature, and humidity to improve comfort, sleep quality, and indoor air quality. Office or classroom environments: maintain a healthy working or learning space by tracking air freshness and ventilation needs. Small kitchens, studios, or workshops: observe changes in CO2 and humidity during cooking or activities that affect air quality and moisture levels.