DescriptionKeeping your hands clean and can prevent pollution of water from the fishpond. It is easy to read with high precision. Professional design make it able to get accurate reading . The proportion of water sample can be automatically detected.Features- Color: Assorted Color - Material: Glass - Size: About 28.00X2.00X2.00cm/11.00X0.79X0.79in - Selected glass material, which is not easy to deform or break. - Thissalinity meter is a precision instrument for testing the salinity value of a solution. - Suitable for saltwater, swimming pool, aquaculture, aquarium (seawater) and pond. - The proportion of water sample can be manually detected, easy to use. - Placed in any corner of the tank, floating design, automatic temperature/salinity test.