Specification Brand : NANBEI BulletPoint1 : Measuring Freezing of automoblie antifreeze based on ethylene glycol or propylene glycol -58℉ to 33.8℉. Measuring Specific Gravity of battery acid 1.10 to 1.40Kg/L. Measuring of Windshield Washer Fluid based on ethanol or isopropyl alcohol -40℉ to 33.8℉. Measuring Urea Concentration in automobile diesel exhauset fluid (DEF) 30% to 35% BulletPoint2 : With automatic temperature compensation, after calibration at 20° ambient temperature, it can be read directly as long as the use temperature is between 10 and 30°, without affecting the accuracy. BulletPoint3 : Copper chrome-plated process, heavier weight, heavier than aluminum fittings, higher durability, generous and beautiful, friction-resistant, drop-resistant BulletPoint4 : High-definition prism for clear data visibility, easy operation and cost savings,for Automobile Antifreeze System, Diesel Exhaust Fluid, Battery Acid and Windshield Washer Fluid BulletPoint5 : If you have any questions during the use, please contact me immediately, we will be happy to serve you and provide customer support. IncludedComponents : Antifreeze Coolant Refractometer ItemName : NANBEI 4-in-1 Antifreeze Coolant Refractometer,(Copper )CNC Machine coolant Refractometer for Diesel Exhaust Fluid,Automobile Antifreeze System, Battery Acid and Windshield Washer Fluid ItemPackageDimensions_Height : 20.701 centimeters ItemPackageDimensions_Length : 5.4102 centimeters ItemPackageDimensions_Width : 8.2042 centimeters ItemTypeKeyword : science-lab-refractometers Manufacturer : NANBEI NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : 11 ProductDescription : Antifreeze Refractometer Ethylene Glycol ProductSiteLaunchDate : 2023-08-04T10:55:35.731Z Size : Antifreeze Coolant Refractometer SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnspscCode : 41113700