Specification BatteriesRequired : 1 Brand : YFYIQI BulletPoint1 : 2 to 5 points calibration (0.01/0.1/1/10/100 mmol/L) from low to high concentrations. BulletPoint2 : Selectable water hardness units, including mmol/L, mg/L, German degree (°dH), English degree (°e) and French degree (°fH). BulletPoint3 : Professional portable water hardness meter is equipped with a backlit LCD display. BulletPoint4 : Automatic temperature compensation ensures accurate readings over the entire range. BulletPoint5 : Auto-read function senses and locks the measurement endpoint. BulletPoint6 : ♦It can deal with and memorize such data as: hardness of each tablet, the maximum value, the minimal value, the average value, the number of tablets. BulletPoint7 : ♦The parameters can be preset at any time. Either preset or real data is displayed on the LED. BulletPoint8 : ♦Automation: auto-test, auto-diagnose, auto-alarm. Color : white and orange IncludedComponents : Water Hardness Meter ItemDisplayDimensions_Height : 0.31 inches ItemDisplayDimensions_Length : 2.56 inches ItemDisplayWeight : 2 kilograms ItemName : YFYIQI Water Hardness Meter Digital Water Hardness Analyzer with Standard Calibration Fluids Range 0.05-200mmol/L Resolution 0.001 0.01 0.1 1 Automatic Accuracy ±1% F.S. 2 to 5 Points Calibration ItemPackageDimensions_Height : 12 centimeters ItemPackageDimensions_Length : 30 centimeters ItemPackageDimensions_Width : 24 centimeters ItemTypeKeyword : hardness-testing-apparatus ItemVolume : 4.16 cubic_centimeters Manufacturer : YFYIQI Material : Iron MeasurementAccuracy : ±1% F.S. ModelNumber : 202502121353 NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : 202502121353 ProductDescription : YFYIQI Water Hardness Meter Digital Water Hardness Analyzer with Standard Calibration Fluids Range 0.05-200mmol/L Resolution 0.001 0.01 0.1 1 Automatic Accuracy ±1% F.S. 2 to 5 Points Calibration ProductSiteLaunchDate : 2025-02-11T08:00:00.000Z ShipsGlobally : 1 Size : Medium Style : Modern SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnspscCode : 27111802