REXVTNS Aquarium Salinity Tester | Accurate Hydrometer for Fish Tank/Seawater | Specific Density 1.000-1.030 & Salinity 0-40 | Auto Detection Plastic Meter

Accurate Measurement - Aquarium salinity tester delivers laboratory-grade accuracy with 1.000-1.030 specific density range and 0-40 salinity scale, ensuring optimal water conditions for marine life survival.

Automatic Detection - Saltwater hydrometer analyzes water samples with floating pointer technology, eliminating manual calculation errors for fish enclosures and saltwater habitats.

Sturdy Plastic Construction - Fish tank salinity meter is crafted with shatterproof ABS plastic, 30% more drop-proof than glass alternatives for safe handling during water testing.

Multi-Scenario Application - Aquarium hydrometer works in 68-86℉ environments for both in-tank and pond measurements, with included plastic rod for easy sample collection.

Maintenance Guidance - If salt crystallization occurs, simply soak the seawater tester in warm vinegar solution for 30 minutes to restore measurement accuracy as per manufacturer instructions.