balacoo Aquarium Salinity Tester Fish Tank Salinity Meter Aquarium Hydrometer Gravity Tester for Saltwater Fish Tank Aquarium Pond


Applied to fish tank, swimming pool, aquaculture, water laboratories, etc..made of good quality material with exquisite workmanship for durability..Compact and light, easy to store, not taking up any space..Easy to operate and use, suitable for professional and personal to use..Easy to use and read, and perfect for testing your fish tank water.



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