Handheld Refractometer Sea Salt Salinity Meter 0–10% (available with or without box) Type:Without box ensuring you can position

ensuring you can position

and boost fuel economy through steadier trim

easy-to-clean look

and an additional eight adjustment angles (30° and 45° from each of the four holes) let you tailor the orientation to your deck layout

Handheld Refractometer Sea Salt Salinity Meter 0–10% (available with or without box) Type:Without box ensuring you can positionThe Optical Salinity Refractometer is a precision tool for measuring salt concentration and density in seawater, aquariums, brine solutions, and low sugar liquids. With an ATC feature, it delivers reliable readings without being affected by temperature changes. Ideal for aquarium hobbyists, mariculture breeding, laboratories, and food & beverage industries, this refractometer helps ensure marine life health, optimize fluid concentrations, and improve