Salinity Refractometer,Automatic Temperature Compensation Salt Water Tester Hydrometer 0-100% & 1.000-1.070 Specific Gravity ATC Refractometer for Sea Water Aquarium Tank, Marine Industry

Features:Portable design and non-slip rubber grip for easy use.Built-in Automatic Temperature Compensation (ATC) for faster results.With measurement level for direct reading.Adjustable manual focus, easy to focus and calibrate.Comes with a case, convenient for storage and portable for use.Measure salt water or water salinity, ideal for aquariums and marine monitoring.Instant Reading Result: Just 2-3 drops of solution and within seconds you can get accurate readings.Characteristics:Material: ABS*Measuring range:Salinity: 0-100 ‰ Density: 1.000-1.070Accracy: 1 ‰ATC - automatic temperature compensationItem size: shown as picturePackage Size: Approx. 20.5 * 7.5 * 5.5cm / 8.1 * 3 * 2.2inchNote:1. After use, do not wash directly with water. Wipe with a soft, clean cloth. The optical surface must not be scratched2. The instrument should be stored in a dry place free from corrosive gas.3. Avoid missing pieces.Package List:1 * Salinity refractometer1 * slotted screwdriver1 * cleaning cloth1 * straw1 * User Manual1 * packing box

• ❤️Portable design and non-slip rubber grip for easy use.
• ❤️Built-in Automatic Temperature Compensation (ATC) for faster results.
• ❤️With measurement level for direct reading. Adjustable manual focus, easy to focus and calibrate.
• ❤️Measure salt water or water salinity, ideal for aquariums and marine monitoring.
• ❤️Instant Reading Result: Just 2-3 drops of solution and within seconds you can get accurate readings.