Features: Monitor five critical air parameters (CO2, TVOC, HCHO, temperature, moisture ) in immediate with this 5 in 1 easy to carry small air quality tester for comprehensive indoor environment analysis. Features advanced high sensitivity sensors, a large LCD screen for clear data visualization, and hearable alarms start by unsafe pollutant levels. Ideal for homeowners, pet owners, plant enthusiasts, and professional needing reliable air quality trackings in living/working space. Perfectly suited for homes, car, offices, greenhouses, or lab to protect health by detecting invisible airbornes threats. small ABS build design with rechargeable battery enables continuous monitoring anywhere, empowering users to proactively improve air safety. Specifications: Material: ABS. Size: about 70x90x35mm/3inchx3.54inchx1.4inch Battery: included Package Includes: 1 set Air analyzers with Stand note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the differences between different monitors, the picture may not reflect the actual colorful of the item.