Accurate Detection The carbon dioxide detector monitors air quality with fast detection and stable readings. It provides real-time updates every 1 second, helping you respond quickly to changes and maintain a healthy indoor environment. Multi-Function In addition to measuring CO2 concentration, it also displays temperature and humidity, giving you a complete picture of the ambient conditions and helping you manage comfort and air quality. Easy to Read A smart color screen displays the current readings clearly, and the device uses color changes to alert you to air quality changes, making it easy to interpret at a glance. Easy to Use Wireless operation for convenient use. Built-in 1200mAh rechargeable battery with a Type-C charging interface. Standby time 240~360 minutes, offering long battery life for portable monitoring. Applications Home and living spaces: monitor CO2 levels during cooking or when occupancy changes to maintain comfort and air quality. Workplaces and offices: track CO2, temperature, and humidity to optimize ventilation and working conditions. Education and labs: ensure safe CO2 levels in classrooms, research spaces, or meeting rooms with quick readings and alerts.