Specification AgeRangeDescription : Adult BatteriesIncluded : 1 BatteriesRequired : 1 Brand : Haozee BulletPoint1 : Smart WiFi Control:Easily monitor temperature humidity in real time from anywhere,anytime. With an external temperature humidity sensor probe,Detect temperature range is -40°F to +248°F (-40°C to +120°C).the hygrometer thermometer is proper for Freezer, Refrigerator, Fish Tank,incubators ect BulletPoint2 : Work with Amazon Alexa, Google Home:After connecting Amazon Alexa and Google home, you can know the current temperature humidity by voice. BulletPoint3 : Backlight LCD Display:3-inch-LCD display features backlight,making it easier to read in dim light conditions BulletPoint4 : Smart Message & Buzzer Alarm Alerts:Set up temperature alarm range via smart life app,and the temperature will make sound for 30seconds and Temperature values will flash in LCD Display to alert you when the temperature or humidity goes out of preset value .Stay ahead of air changes in your wine cellar, room, greenhouse or home. BulletPoint5 : battery option:The sensor are powered up by DC5V1A power adapter and have a rechargable battery as a backup battery which can be used for 6 hours after power failure CareInstructions : Wipe Clean CareInstructions1 : Wipe Clean CareInstructions2 : Freezer Safe Color : Wifi Temperature Humidity ExternallyAssignedProductIdentifier1 : 607609867289 ExternallyAssignedProductIdentifier2 : 0607609867289 Hazmat1 : LITHIUM ION BATTERIES CONTAINED IN EQUIPMENT Hazmat10 : DE_SmallLithiumIonBatteryInEquipment Hazmat11 : EG_SmallLithiumIonBatteryInEquipment Hazmat12 : ES_SmallLithiumIonBatteryInEquipment Hazmat13 : FR_SmallLithiumIonBatteryInEquipment Hazmat14 : GB_SmallLithiumIonBatteryInEquipment Hazmat15 : IE_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 Hazmat28 : 9 Hazmat3 : II Hazmat4 : AE_SmallLithiumIonBatteryInEquipment Hazmat5 : AU_SmallLithiumIonBatteryInEquipment Hazmat6 : BE_SmallLithiumIonBatteryInEquipment Hazmat7 : BR_SmallLithiumIonBatteryInEquipment Hazmat8 : CA_SmallLithiumIonBatteryInEquipment Hazmat9 : CN_SmallLithiumIonBatteryInEquipment IncludedComponents : Wifi Temperature Humidity Sensor,User Manual,Power Adapter IndoorOutdoorUsage : indoor ItemLength : 3.15 inches ItemName : WiFi Thermometer with External Probe,Tuya Smart Temperature Humidity Monitor with Backlight LCD Display,Rechargeable Battery,Remote Monitor for Freezer, Refrigerator, Fish Tank¡ ItemPackageDimensions_Height : 12.8016 centimeters ItemPackageDimensions_Length : 6.9088 centimeters ItemPackageDimensions_Width : 10.1092 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : indoor-thermometers LowerTemperatureRating : -40 degrees_fahrenheit Manufacturer : Haozee MeasurementAccuracy : 0.1 ModelNumber : U020007TU MountingType : Wall Mount NumberOfItems : 2 NumberOfLithiumMetalCells : 1 OperatingHumidity : 10%~99% PartNumber : indoor-thermometers PowerSourceType : Battery Powered ProductDescription : The Weather Hygrometer with Temperature display can be used in home and office ProductSiteLaunchDate : 2023-09-06T08:05:53.782Z ResponseTime : 3 seconds Reusability : Reusable Style : 1 Console, 1 Sensor SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 TemperatureAccuracy : ±2°F UnitCount : 1 UpperTemperatureRating : 140 degrees_fahrenheit Voltage : 1.5 volts