Red Sea Hydrometer
With Thermometer.
Unique integrated hydrometer and thermometer. Provides accurate
measurement of specific gravity (degree of salinity) in a saltwater
aquarium.
Patented design enables device to be permanently installed
inside aquarium, allowing time for micro bubbles to dissolve for
continuous, accurate, real-time reading of salinity in addition to
regular periodic reading.
Built in digital thermometer ensures water
being tested is at correct temperature. Bubble-proof casing for easy
reading results.
* Unit is calibrated for use at 25 deg C (77 deg F)
* Hydrometer : floating needle type with readable scale from 1.010
to 1.030 in 0.001 graduations
* All swing-arm plastic hydrometers for aquarium use are only
accurate when used within the normal range of operating temperatures for
marine aquariums (approx 25 deg C / 77 deg F). A digital thermometer to
ensure that the water being tested is at the correct temperature.
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