Aquarium Salinity Tester Square Seawater Salt Meter Fish Tank Measuring Device for Pond Saltwater Freshwater

【Application Range】The aquarium salinity tester is suitable for warm water (20-30℃). A change in temperature will cause a change in the reading. Unit specific is accurate to ±0.001. 【Usage】Insert the hydrometer at least 15 cm deep into the tank (if the insertion line is less than 15 cm, the grease on the tank will affect the accuracy of the test).Package List: 1 x Seawater Salinity Meter 【Pay Attention】The aquarium salinity tester bubble attachment on the pointer may cause incorrect reading. Please use the hydrometer to carefully buffer bubble attachment. 【Automatic Water Level】When the water reaches the state of full water (upper part with guide plate), lift the hydrometer, the product can be manually or hung on the cylinder, with automatic water level function, can automatically find the water level, to avoid errors. 【Reading Scale】The aquarium salinity tester is based on the internal reading of the scale, based on the salinity of the horizontal scale (PPT). The recommended ratio of water in a tank is between 1,020 and 1,023 (safe range). Rinse with water after each use.