Specification Brand : MaXimum BulletPoint1 : ComfortMinder combines indoor humidity and indoor temperature in one instrument BulletPoint2 : Inside temperature readings from 20 to 110 degrees Fahrenheit BulletPoint3 : Inside humidity readings from 10 to 100% RH BulletPoint4 : Fully self-contained, requires no external sensors or power source BulletPoint5 : Size: 98*105*23mm ExternallyAssignedProductIdentifier : 6215281893874 ItemName : Maximum Inc. ComfortMinder Humidity and Temperature Instrument - Chrome Case, Silver face ItemTypeKeyword : humidifier-accessories Manufacturer : Maximum Weather Instruments Material : abs MountingType : Tabletop NumberOfItems : 1 PartNumber : CMAC PowerSourceType : Battery Powered ProductDescription : The ComfortMinder humidity and temperature instrument tracks both inside temperature and relative humidity. This instrument is suitable for outside use if in certain protected locations. ComfortMinder is completely self-contained and requires no external sensors or power source. ComfortMinder comes in six exciting colors and finishes. This relative humidity and temperature instrument is perfect for mounting on a mantle, allowing you to fine tune comfort anywhere in your home. ProductSiteLaunchDate : 2019-07-02T07:00:00.000Z UpperTemperatureRating : 110 degrees_fahrenheit