AMTRA LED OPTICAL REFRACTOMETER – optical refractometer for measuring salinity in the marine aquarium with integrated LED
Features:
AMTRA LED OPTICAL REFRACTOMETER is a practical optical refractometer for measuring salinity in the marine aquarium. The instrument is equipped with LEDs to facilitate the reading of the values even in case of poor external lighting. Possibility of automatic recalibration and temperature compensation are among the main advantages of this device suitable for both beginners and expert aquarists.