Specification Brand : GSC International BulletPoint : AM2305 High-Temperature Humidity sensors Humidity Transmitter BulletPoint1 : Our Sling Psychrometer Kit is a simple hygrometer used in measuring the moisture content in the air. When spun around on their wooden handle, the wet bulb thermometer and the dry bulb thermometer will read different temperatures. This information can then be used to determine relative humidity and dew point. Instructions included. BulletPoint2 : Includes two metal back thermometers range -30 to 110 C/ -20 TO 230 F. BulletPoint3 : Easy to assemble and use BulletPoint4 : Includes instructions BulletPoint5 : Educational BulletPoint6 : HUMIDITY FOR HEALTH Aprilaire Humidifiers can help you maintain optimal humidity in your home of 35% – 45% which has been shown to reduce the incidence of respiratory infections and symptoms related to allergies and asthma by minimizing the formation of bacteria and viruses, fungi, and dust mites. In addition, you’ll feel more comfortable while also preserving items in your home susceptible to damage from changing humidity or dry conditions Capacity : 17 gallons Color : Silver/Beige ControlMethod1 : touch ControlMethod2 : remote ExternallyAssignedProductIdentifier : 4814005077112 ExternallyAssignedProductIdentifier1 : 762047813554 ExternallyAssignedProductIdentifier2 : 0762047813554 FloorArea : 4000 square_feet ItemName : GSC International PSYCHRKT Psychrometer Kit ItemPackageDimensions_Height : 2 inches ItemPackageDimensions_Length : 13 inches ItemPackageDimensions_Width : 11 inches ItemPackageQuantity : 1 ItemShape : Round ItemTypeKeyword : humidifier-accessories Manufacturer : GSC International Material : Metal, Wood, Latex ModelName : Humidifiers MountingType : Tabletop NumberOfItems : 1 OperationMode : Evaporative PartNumber : PSYCHRKT PowerSourceType : Corded Electric ProductDescription : Our Sling Psychrometer Kit is a simple hygrometer used in measuring the moisture content in the air. When spun around on their wooden handle, the wet bulb thermometer and the dry bulb thermometer will read different temperatures. This information can then be used to determine relative humidity and dew point. Instructions included. ProductSiteLaunchDate : 2018-08-13T21:32:11.858Z RoomType1 : Living Room RoomType2 : Office RoomType3 : Bedroom Size : 1/2" height x 3/8" top x 9/32" bottom Style : Humidifier + Installation Kit TemperatureAccuracy : +- 2 degrees Celsius