Features
Premium hydrometer: 💧💧💧💧made of sturdy plastic, glass material, lightweight and durable, with excellent texture. you can test your marine aquariums salt level, provide an accurate test result.
Aquarium test tool: 💧💧💧---compact and light, easy to carry and store, not taking up any space. easy to operate and use, suitable for professional and personal to use. a clear dial can be seen through the eyepiece，easy to read;
Glass hydrometer: it is easy to use, very suitable for fish tanks and aquariums, easy to operate.
Aquarium hydrometer: densitometer for fish tank--adopting of plastic, glass material, durable and exquisite workmanship for durability.
Salt water measurer: aquarium thermometer--it is convenient to test the specific gravity and temperature of water.
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