AMTRA LED OPTICAL REFRACTOMETER – optical refractometer for measuring salinity in the marine aquarium with integrated LED

Features:

• Practical optical refractometer for measuring salinity in a marine aquarium equipped with LEDs for better reading of values ​​and with automatic temperature compensation (ATC)
• Thanks to the supplied LED, you can comfortably read the measured value in any external light situation
• Possibility of re-calibration
• Integrated “automatic temperature compensation” ATC system
• Included hard plastic case to be able to store it carefully, pipette to dose the water, cloth to clean the lens