Specification Brand : Dickson BulletPoint : Price For: Each Item: Circular Paper Chart Range: -50 to 50 Item: Circular Paper Chart Chart Size (In.): 4 Recording Time (Day): 7 Country of Origin (subject to change): United States BulletPoint1 : Small, lightweight and highly reliable conductivity meter. BulletPoint2 : A conductivity meter is an instrument that continuously measures the conductivity value of an aqueous solution over a long period of time. BulletPoint3 : The measurement is accurate and is an auxiliary instrument for a variety of small water equipment. BulletPoint4 : Compact structure and clear reading. BulletPoint5 : Colours may vary slightly due to differences in displays and the conditions under which the pictures were taken. Color : 110v ExternallyAssignedProductIdentifier : 7380589567952 ItemName : Chart, 4 in, -50/0/50, 7 Day, PK60 ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 3 centimeters ItemPackageDimensions_Width : 2 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : circular-chart-paper Manufacturer : DICKSON Material : paper ModelName : BIRAN ModelNumber : BIRAN NumberOfItems : 1 PartNumber : C083 ProductDescription : 'Circular Paper Chart, Chart Size 4 In, Range -50/0/50, Recording Time 7 Day, For Use With 10828, Package Quantity 60' ProductSiteLaunchDate : 2014-11-01T12:00:00.000-08:00 Size : 0.02 Quick-fit UnitCount : 1 UnspscCode : 60101700