Specification Alarm : Audible Brand : LANRU BulletPoint1 : 5 in 1 Function: Multifunction air quality monitor cares for your health and can be widely used in home, office, classroom, hotel, gym, greenhouse, warehouse, etc. BulletPoint2 : LCD Color Screen: Displays CO2, CO2 index, HCHO (formaldehyde), TVOC, temperature, humidity and battery level. LCD digital color screen for easy and clear reading even in dark environments. BulletPoint3 : Carbon Dioxide Tester: Adopts semiconductor sensor, air convection detection, quickly and accurately detects CO2 concentration in the living environment. BulletPoint4 : 4-color Indicator & Alarm Buzzer: 0-799PPM (Green), 800-1199PPM (Yellow), 1200-1599PPM (Orange), 1600PPM and above (Red). The buzzer alarms when the CO2 concentration is above 1500PPM. BulletPoint5 : Rechargeable Design: Built-in 1200mAh rechargeable lithium battery for strong endurance. With type-C USB interface for quick charging via power adapter, power bank, laptop, etc. Color : Black ExternallyAssignedProductIdentifier1 : 0764296492061 ExternallyAssignedProductIdentifier2 : 764296492061 Hazmat : auto-grounding Hazmat1 : LITHIUM ION BATTERIES CONTAINED IN EQUIPMENT Hazmat10 : CN_SmallLithiumIonBatteryInEquipment Hazmat11 : DE_SmallLithiumIonBatteryInEquipment Hazmat12 : EG_SmallLithiumIonBatteryInEquipment Hazmat13 : ES_SmallLithiumIonBatteryInEquipment Hazmat14 : FR_SmallLithiumIonBatteryInEquipment Hazmat15 : GB_SmallLithiumIonBatteryInEquipment Hazmat16 : IN_SmallLithiumIonBatteryInEquipment Hazmat17 : IT_SmallLithiumIonBatteryInEquipment Hazmat18 : JP_SmallLithiumIonBatteryInEquipment Hazmat19 : MX_SmallLithiumIonBatteryInEquipment Hazmat2 : UN3481 Hazmat20 : NL_SmallLithiumIonBatteryInEquipment Hazmat21 : PL_SmallLithiumIonBatteryInEquipment Hazmat22 : SA_SmallLithiumIonBatteryInEquipment Hazmat23 : SE_SmallLithiumIonBatteryInEquipment Hazmat24 : SG_SmallLithiumIonBatteryInEquipment Hazmat25 : TR_SmallLithiumIonBatteryInEquipment Hazmat26 : US_SmallLithiumIonBatteryInEquipment Hazmat3 : II Hazmat4 : 9 Hazmat5 : AE_SmallLithiumIonBatteryInEquipment Hazmat6 : AU_SmallLithiumIonBatteryInEquipment Hazmat7 : BE_SmallLithiumIonBatteryInEquipment Hazmat8 : BR_SmallLithiumIonBatteryInEquipment Hazmat9 : CA_SmallLithiumIonBatteryInEquipment IncludedComponents : 1*SPS30 sensor, 1*JST connector cable ItemName : LANRU Portable Air Quality Monitor Indoor CO2 Detector 5 in 1 Formaldehyde HCHO TVOC Tester LCD Temperature Humidity Tester Rechargeable CO2 Alarm Meter for Room Office Greenhouse Warehouse ItemPackageDimensions_Height : 4.8 centimeters ItemPackageDimensions_Length : 14 centimeters ItemPackageDimensions_Width : 9.8 centimeters ItemTypeKeyword : indoor-air-quality-meters Manufacturer : LANRU ModelName : Fafeicyk7sgfxpgnh ModelNumber : Fafeicyk7sgfxpgnh NumberOfItems : 1 OperatingHumidity : 99 percent PartNumber : FUK5133691696711TM PowerSourceType : Battery Powered ProductDescription : Features: 5 in 1 Function: Multifunction air quality monitor cares for your health and can be widely used in home, office, classroom, hotel, gym, greenhouse, warehouse, etc. LCD Color Screen: Displays CO2, CO2 index, HCHO (formaldehyde), TVOC, temperature, humidity and battery level. LCD digital color screen for easy and clear reading even in dark environments. Carbon Dioxide Tester: Adopts semiconductor sensor, air convection detection, quickly and accurately detects CO2 concentration in the living environment. 4-color Indicator & Alarm Buzzer: 0-799PPM (Green), 800-1199PPM (Yellow), 1200-1599PPM (Orange), 1600PPM and above (Red). The buzzer alarms when the CO2 concentration is above 1500PPM. Rechargeable Design: Built-in 1200mAh rechargeable lithium battery for strong endurance. With type-C USB interface for quick charging via power adapter, power bank, laptop, etc. Concise Appearance: Simple but stylish appearance, desktop or wall mounted installation, fits in well with different styles of houses. Compact and lightweight, easy to carry.