Aquariums Hydrometer with Thermometers Salinities Tester for Marine Saltwater FishTanks Mariculture Aquariums Light Thermometers Supplies
$8.29
Features
Measure both Temperature of the water
Green indicators for water temperature and specific for most SaltWater / marine aquariums
For SaltWater / Marine Aquariums
Easy to use
Instruction:Place the hydrometer into water, If water belowthe green indicators is required; If waterlevel rise green indicators mean more SaltWater is required
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