GLOGLOW Accurate Hydrometer Salinity Meter, Seawater Hydrometer Accurate Automatic Hydrometer Salt Water Salinity Meter for Aquarium Fish Marine Sea Saltwater

Accurate Automatic Hydrometer --- This product is designed with an automatic level function, can automatically identify the level to avoid errors. Accurate Sea Hydrometer --- Very accurate measurement readings, please rest assured to purchase. Suitable for fresh water and sea water Wide Range Of Applications --- Suitable for salt water and sea water fish . for testing salinity and specific of saltwater and seawater , including solubility and specific scales. Accurate Reading Brine --- Automatic accurate reading brine hydrometer, , and easy to read sea water hydrometer. Premium Quality --- Accurate, and easy to read. And each hydrometer has a engraved patent number. Product Description GLOGLOW Accurate Hydrometer Salinity Meter, Seawater Hydrometer Accurate Automatic Hydrometer Salt Water Salinity Meter for Aquarium Fish Marine Sea Saltwater Wide Range Of Applications --- Suitable for salt water and sea water fish . for testing salinity and specific of saltwater and seaw