Specification Alarm : Audible Brand : BWHHOXI BulletPoint1 : 【Portable CO2 Detector】- 3.54x3.54x1.97inches, It's easy to carry. You can take it to wherever you want to monitor air quality. Quickly press the power button twice to turn on/off the alarm function (when turn on alarmfunction , it would beep sound once Co2 value more than 1000PPM) BulletPoint2 : <2.5 microns PM2.5 / 1.0 / 10, temperature and humidity information. 24-hour real-time monitoring can ensure your air is safe and clean. BulletPoint3 : 【Easy To Read】- The simple interface of the large LCD screen allows users to easily monitor carbon dioxide levels, and to know the gas concentration, temperature and humidity in the house air at any time. (PM1 / PM2.5 / PM10 reading Automatically switch every 5 seconds). Click the power button to switch between Celsius and Fahrenheit. BulletPoint4 : 【Simple Operation】- Just one button operation to switch on/off, with a detailed instruction manual, it can be used easily by both the elderly and children. Only in a healthy and safe indoor environment can people or animals live comfortably and grow up healthily. BulletPoint5 : 【Rechargeable Battery】- Built-in 2000mAh lithium-ion battery, which can provide more than 10 hours of standby time, and the USB rechargeable function allows it to realize 24-hour real-time monitoring of air quality. Suitable for growth room, incubator, beer, hydroponics And family. Color : One Color ExternallyAssignedProductIdentifier : 8496535379315 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 Hazmat27 : ZA_SmallLithiumIonBatteryInEquipment Hazmat3 : II Hazmat4 : 9 Hazmat5 : AE_SmallLithiumIonBatteryInEquipment Hazmat6 : AU_SmallLithiumIonBatteryInEquipment Hazmat7 : BE_SmallLithiumIonBatteryInEquipment Hazmat8 : BR_SmallLithiumIonBatteryInEquipment Hazmat9 : CA_SmallLithiumIonBatteryInEquipment IncludedComponents : No ItemName : CO2 Carbon Dioxide Detector, PM2.5 Multifunctional, Air Quality Analyzer Monitor Indoor, Meter Temp Humidity Tester ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 3 centimeters ItemPackageDimensions_Width : 2 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : indoor-air-quality-meters Manufacturer : BWHHOXI ModelName : BWHHOXI ModelNumber : BWHHOXI NumberOfItems : 1 OperatingHumidity : 95 percent PartNumber : BWHHOXI PowerSourceType : Corded Electric ProductDescription : Features: This air quality detector can detect the CO2, PM2.5, PM1.0, PM10, HCHO, TOVC, AQI, temperature and humidity for you, you can see the data you want. This product is in small size, easy to carry, you can take it to anywhere you want to use it. This detector is suitable for indoor and outdoor air quality, muti-envornmental air quality monitoring for furniture, decorations, cars, and so on. With infrared CO2 technology and laser scattering PM2.5 sensor technolology and with temperature and humidity sensor, so you can get the more accurate data and the temperature unit switch function between ℃ and ℉. With history records save function and 24 hours real time monitoring, you can see the data before.