BELLIFFY High Precision Hydrometer for Saltwater Aquarium Measurer Glass Materials Accurate Fish Tank Hydrometer

BELLIFFY High Precision Hydrometer for Saltwater Aquarium Measurer Glass Materials Accurate Fish Tank Hydrometer

• Marine fishkeeping salimeter: - glass material, not easy to be deformed or broken. they are safe for the environment and even from the environment because we source wax from local beekeepers.
• Aquarium salinometer: after use, soak this saltwater meter in mild acid ( vinegar ) for 30 minutes, rinse with tap water and air dry.
• water hydrometer: applied to tank, swimming pool, aquaculture, water laboratories, etc.​
• Water measuring tester: owning the strong wear and break resistance ability, very durable.
• Salt water gravimeter: wide application range, fast measurement, simple operation, reliable use.