FOMIYES 2pcs High Precision Hydrometer Salimeter Densitometer for Aquatic Use Easy Measurement Tool for Fish Tanks Swimming Pools and Aquaculture Calibration and Practical

FOMIYES 2pcs High Precision Hydrometer Salimeter Densitometer for Aquatic Use Easy Measurement Tool for Fish Tanks Swimming Pools and Aquaculture Calibration and Practical

• Hydrometer specific gravity: suitable for saltwater, swimming pool, aquaculture, aquarium (seawater) and pond.
• Professional aquarium test tool: it is convenient to test the specific gravity and temperature of water.
• Aquarium salinometer: fine iron sand in the tool, particle symmetry, measurement more accurate.
• Professional hydrometer: - placed in any corner of tank, floating design, automatic temperature/ test. they are and reuse. we also brew and answer your questions or doubts here.
• Sea water testing tool: made of glass materials, safe and , with excellent texture.