Specification Brand : HYYKEJI BulletPoint1 : 0 to 90% high range detection, high accuracy, resolution, and wide application. BulletPoint2 : Accuracy:Colostrum concentration: ± 0.2%,Ser-um protein content: 0.2g/dl. BulletPoint3 : Resolving power:Colostrum concentration: 0.1%,Ser-um protein content: 0.1g/dl. BulletPoint4 : It is the quality test of cow colostrum, It is the detection of serum protein concentration of calves after. BulletPoint5 : Elegant color and stylish design, compact size and portable, easy to carry anywhere and anytime. Color : Bm04s ExternallyAssignedProductIdentifier : 8467855181230 ItemName : HYYKEJI Hand Held Refractometer Digital Refractometer, Dairy Cow Colostrum Concentration Meter, 0-90% High Range Detection, Easy to Carry, for Sugar Content Test ItemPackageDimensions_Height : 4 centimeters ItemPackageDimensions_Length : 13 centimeters ItemPackageDimensions_Width : 7 centimeters ItemTypeKeyword : science-lab-refractometers Manufacturer : HYYKEJI Material : Other MetalType : other ModelName : Asixxsix13wcmdefak ModelNumber : Asixxsix13wcmdefak NumberOfItems : 1 PartNumber : dd0276000731 ProductDescription : Product description Features: It is the quality test of cow colostrum; It is the detection of serum protein concentration of calves after Measurement range:Colostrum concentration: 0-90%,Ser-um content: 0-12g / dl Resolving power:Colostrum concentration: 0.1%,Ser-um protein content: 0.1g/dl Accuracy:Colostrum concentration: ± 0.2%,Ser-um protein content: 0.2g/dl