ALLmeter Salinity Refractometer Saltwater Aquariums Dual Scale 0-100 PPT & Specific Gravity 1.000-1.070 Salinity Tester Meter with ATC Function for Marine Monitoring,Fish Farming,Pool Hydrometer

Durable and Portable: This aquarium salinity tester is constructed with non-corrosive aluminum, making it lightweight, durable, and easy to transport. Our salinity refractometer includes a sturdy case, 3 droppers, a screwdriver, a user manual, and a cleaning cloth for added protection and long-lasting use.
User-Friendly Operation: Just add 2-3 drops of water, use the screwdriver to calibrate it to “0”, wipe the prism, add the sample, wait for 30 seconds, align it with light, and adjust the focusing ring for clear readings.
Wide Measurement Range and Clear Dual Scale: Measures salinity from 0-100‰ (0-100PPT) and specific gravity from 1.000-1.070. The dual scale display and clearly marked readings ensure easy and accurate interpretation.
Precise Salinity Measurement: The ALLmeter refractometer delivers accurate readings of salt content in water, making it perfect for aquariums, marine monitoring, fish cultivation, and residential swimming pools. With automatic temperature compensation (ATC), it provides fast and dependable results.
Versatile and Reliable: Suitable for aquariums, marine monitoring, fishkeeping, agriculture, and home swimming pools. Specifically designed for saltwater aquarium salinity measurement.