Boxtech Aquarium Marine Test Sea Saltwater Hydrometer Reef – Ocean Hydrometer Salinity Meter – for Fish Tank Water Salinity Specific Gravity Test

Amazon.com Price: $9.99 (as of 27/03/2022 10:04 PST- Details) & FREE Shipping.

🐠Safe Material:Made of plastic,aquarium clear Automatic Accurate Readable SaltWater Hydrometer.
🐠Durable Clear Acrylic:Accurate, durable, and easy to read your marine aquarium’s salt level and specific gravity,Small and waterproof.if the specific gravity between 1.000 – 1.019,show that the specific gravity is small;if the specific gravity between 1.020 – 1.023,show that the specific gravity is nomal;if the specific gravity between 1.024 – 1.030,show that the specific gravity is big;
🐠Wide Usage:Fit for brackish and marine aquariums.Perfect for testing both salinity and specific gravity of your brackish and marine tank.Includes solinity and specific grovity scales.Suitable for fresh water and sea water.

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