Specification BatteriesIncluded : 1 BatteriesRequired : 1 Brand : ANGGREK BulletPoint : [New Truncheon Pool Salt Tester] Designed At 21 inches, it’s easy to handle while still being long enough for comfortable use. Made from high-quality, robust materials for long-term reliability. Perfect for both residential and commercial pools. It offers quick and accurate readings of your pool’s salt concentration, ensuring optimal water quality and performance. BulletPoint1 : Portable: This 0‑80% brix refractometer is in light weight and compact size, portable for using anywehere and anytime. BulletPoint2 : Using Methods: Take a few drops of distilled water, place them on the testing prism, and turn the zero adjusting screw to adjust the dividing line to 0% of the scale. Then wipe the testing prism for testing. BulletPoint3 : Accurate Measurement: Clear display for intuitive data reading, fast detection, accurate measurement, convenient use. It's 0‑80% large scale range makes it be suitable in wider field. BulletPoint4 : Sugar Content Measuring: Brix meter refractometer is designed for measuring sugar content in fruit, soybean milkhoney, maple syrup and other sugary drink. BulletPoint5 : Adjustable Lens: When the scale in the eyepiece is not clear, it can be adjusted by gently rotating the eyepiece. Cover plate can protect prism and make measurement more stable ContainsLiquidContents : 1 IncludedComponents : Tester ItemName : Sugar Content Hydrometer, 0‑80% Brix Meter Refractometer Accurate for Home ItemPackageDimensions_Height : 6 centimeters ItemPackageDimensions_Length : 21 centimeters ItemPackageDimensions_Width : 9 centimeters ItemTypeKeyword : science-lab-refractometers LiquidVolume : 50 milliliters Manufacturer : ANGGREK ModelName : ANGGREK2uhzsyec5i ModelNumber : ANGGREK2uhzsyec5i NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : ANGGREK2uhzsyec5i ProductDescription : 1. Using Methods: Take a few drops of distilled water, place them on the testing prism, and turn the zero adjusting screw to adjust the dividing line to 0% of the scale. Then wipe the testing prism for testing. 2. Sugar Content Measuring: Brix meter refractometer is designed for measuring sugar content in fruit, soybean milkhoney, maple syrup and other sugary drink. 3. Adjustable Lens: When the scale in the eyepiece is not clear, it can be adjusted by gently rotating the eyepiece. Cover plate can protect prism and make measurement more stable 4. Accurate Measurement: Clear display for intuitive data reading, fast detection, accurate measurement, convenient use. It's 0‑80% large scale range makes it be suitable in wider field. 5. Portable: This 0‑80% brix refractometer is in light weight and compact size, portable for using anywehere and anytime.