Aquarium Salinity Refractometer


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Dual scale salinity refractometer Saltwater Hydrometer Digital is used to measure, marine monitoring and control the concentration of saltwater and brine, especially useful for fish tank, seafood water tank, salty pools & spas, aquarium and marine applications, education purpose or agricultural





  • Measure Salt Water or Salinity of Water, Monitor and Control the Concentration of Salt Water and Brine, Ideal for Aquariums and Marine Applications.
  • Specific Gravity (D 20/20) and parts per thousand and replaces your poor quality and difficult to read hydrometer.
  • Density Measurement Range:1.0-1.070, Minimum Scale is 0.001.
  • Concentration Measurement Range: 0-100‰, Minimum Scale is 1‰.
  • Automatic Temperature Compensation: 0-10°C.



Package Included:


  • 1 x Handheld Salt Water Tester
  • 3 x Plastic Pipette
  • 1 x Mini Screw Driver
  • 1 x User Manual
  • 1 x Cleaning Cloth
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