Specification Brand : Hanna Instruments BulletPoint1 : Portable BulletPoint2 : Water-resistant meter BulletPoint3 : Designed for measuring pH, EC/TDS, and temperature BulletPoint4 : Part # HI9813-61 BulletPoint5 : "Quick and easy with accurate results " Directions : To use the product, dip a test strip in the solution, wait for the color to change, and then compare the color to a chart for pH determination. ExternallyAssignedProductIdentifier1 : 0715834893130 ExternallyAssignedProductIdentifier2 : 715834893130 IncludedComponents : Product ItemName : GroChek pH/EC/TDS/C Portable Meter w/Cal Check ItemPackageDimensions_Height : 15.5 centimeters ItemPackageDimensions_Length : 3 centimeters ItemPackageDimensions_Width : 8.7 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : science-lab-ph-meters Manufacturer : Cole-Parmer ModelNumber : HI9813-61 NumberOfItems : 10 PackageLevel : unit PartNumber : AO-59201-04 PhRange : 1 to 11 ProductDescription : The HI9813-61 is a portable, water-resistant meter, designed for measuring pH, EC/TDS, and temperature ProductSiteLaunchDate : 2017-03-14T08:00:01.000Z RecommendedUsesForProduct : ph Test StreetDate : 2017-03-14T00:00:01Z Style : Universal SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 1