Salinity Meter, Digital Water Tester, Hydrometer, Ideal for Hydroponics, Aquarium Ponds, and Aquaculture. High-Precision Pen-Type Meter with Specific

Accuracy and Consistency: Conductivity is affected by temperature, so the Automatic Temperature Compensation (ATC) function ensures accurate readings at various temperatures. Large Backlit Screen: The unit features a large backlit screen, allowing you to clearly see readings even in dark places. Easy and Instant: Simply turn on the hydrometer, immerse the metal probe in the test solution, and hold for 3 seconds to obtain results. It's very easy to use. Multipurpose Tester: Test your pet marine fish in aquarium saltwater, or test your garden fish pond. With SG, salinity, and temperature functions in 3 in 1, it can be used for a variety of applications including hydroponics, gardening, swimming pools, RO&DI systems, home drinking and cooking, food and catering, and laboratory experiments. Energy Saving: Our product comes with two batteries. If the power is not turned off after testing, it will automatically shut down after 60 seconds. This feature saves energy.