["Features:\nbrand new and high quality\nUsing professional infrared sensing detection technology. \nThis CO2 meter has stable performance, and provide high accuracy and fast measurement response.\nLarge LCD screen, clearly show the datas of carbon dioxide, temperature and relative humidity. \nWide application: Suitable for home, public site, agriculture, animal husbandry, industry, and more.\nWith this CO2 monitor, you will know the actual level of carbon dioxide in the room to monitor the indoor air quality. \nIt is important for our safety and for health. It can be placed on desktop, light weight and small in size, easy to store and carry.\nEquipped with USB charging cable, which can be used in special scenarios, such as stations, hospitals, etc.\n\nSpecification:\nProduct Name: CO2 Meter\nDisplay: LCD\nDetection Principle: Infrared Induction\nPower Supply: USB Adapter\nVoltage: 3.7V\nCO2 Measurement Range: 400-5000ppm\nResolution: 1ppm\nMaterial: ABS\nColor: Silver+Black\nSize: app. 8x5x8cm(3.15x1.97x3.15in)\nQuantity: 1 set\n\nNote:\nTransition: 1cm=10mm=0.39inch\nNo retail package.\nPlease allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid.\nDue to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!\n\nPackage includes:\n1 x CO2 Detector\n1 x USB Cable\n(other accessories demo in the picture is not included.)"]