product description:
Our CO2 Glass Drop Checker is perfect for planted aquarium. It is made of premium thick glass that is hard to break and damage. With the suction cup design, it is easy to install and operate and can fix on the aquarium firmly. And the fine, see-through glass is blended in the environment of aquarium, which can create a sense of harmony and unity. You can easily read the CO2 level according to the color change of CO2 indicator solution. The original color is blue, when it turns green, it means that CO2 destiny is right and balanced. If it turns yellow, there is too much CO2 in the tank. You can make the necessary adjustments and test until you get green. Our CO2 checker can make your tank have optimal CO2 level that is healthy for both plants and fish.
Package Included:
1 x CO2 Glass Drop Checker
1 x Suction Cup
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