Ensure a healthier indoor environment with this advanced Air Quality Monitor, designed to provide comprehensive real-time detection of multiple air pollutants. Utilizing cutting-edge semiconductor, infrared, and electrochemical detection technologies, this multifunctional device accurately monitors CO2, TVOC, HCHO, PM2.5, and PM10 levels to help you maintain safer air quality in your home or workspace. Key Features: · Multifunctional Air Monitoring: Equipped with highly sensitive sensors for CO2, Total Volatile Organic Compounds (TVOC), formaldehyde (HCHO), particulate matter PM2.5, and PM10, providing a thorough analysis of indoor air quality. · Accurate and Real-Time Detection: Strategic air inlet design with openings on both sides and the back promotes effective convection airflow, ensuring precise and timely measurements. · USB Rechargeable & Continuous Operation: Features a built-in 1200mAh rechargeable lithium battery with convenient USB charging, allowing 24-hour uninterrupted usage without the hassle of frequent battery replacement. · Durable ABS Construction: Made from premium ABS material, the monitor is built for durability and wear resistance, ensuring long-term reliable operation. · Clear Backlit LCD Display: The easy-to-read backlight LCD screen offers clear visibility of pollutant levels in various lighting conditions, enabling quick and effortless monitoring. Specifications: · Item Type: Air Quality Monitor · Material: ABS · Detection Technology: Semiconductor, Infrared, Electrochemical · Working Voltage: 5V · Sensors: PM2.5 Sensor, Semiconductor Sensor, Electrochemical Sensor · Battery: Rechargeable Lithium Battery 1200mAh (Built-in) · Detection Range:  - PM2.5: 0–999 µg/m³  - PM10: 0–999 µg/m³  - HCHO: 0–9.999 mg/m³  - TVOC: 0–9.999 mg/m³  - CO2: 400–5000 PPM · Applicable Temperature: 0–70°C Package Includes: · 1 x Air Quality Monitor This Air Quality Monitor is the perfect tool for anyone seeking to improve indoor air safety by tracking multiple harmful pollutants with reliability and ease. Its durable build, precise detection technology, and user-friendly display make it an essential device for homes, offices, and other indoor environments.