- Description
Aquarium Automatic Accurate Readable Hydrometer Salt Water S. The color of the point in the center is random.
Quickly, easily, and accurately measure your marine aquarium\s salt level and specific gravity with Instant Ocean Hydrometer
Higher Accuracy than other slat water and gravity tester.:
Quickly, easily, and accurately measure your marine aquarium\s salt level and specific gravity with Instant Ocean Hydrometer
Higher Accuracy than other slat water and gravity tester.: