Description: 【Comprehensive 6 in 1 Air Quality Monitor】: This device is equipped to detect six key pollutants, including CO2, formaldehyde (HCHO), TVOC, and PM2.5 particles. It features a high accurately sensor that ensures accurate reading down to the thousandth unit, providing reliable data on your indoor air quality 【User Friendly Display and Operate】: The monitor boasts a 2.8 inch TFT colored screen that clearly displays real time data for nine parameters, eight specific measurements and comprehensive overview, allowing you to quickly assess your indoor environment's condition with ease 【Efficient Power Management】: With a Type C charging port and power management capabilities, this device supports USB power connection for convenient use. It houses a 1200mAh battery offering approximately 300-360min of standby time after about four hours of charging 【Innovative Design for Accurate Measurement】: Featuring an advanced ventilation design with multiple openings and sensors, this monitor ensures thorough contact for accurate measurement results. Its lightweight construction at approximately 130g makes it easy to handle and transport 【Compact and Sturdy Build】: Made from quality pp material, the monitor measures just 70*35*90mm in size, making it compact enough for various settings while maintaining sturdy performance in monitor air quality effectively Specification: Material: PP Battery: 1200mah Charging Time: 4h Working Time: 300-360min Size Chart: 7cmx3.5cmx9cm/2.76inchx1.38inchx3.54inch Package Includes: 1 Air Quality Meter 1 USB Cable Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.