Glass Drop Checker Kit with 15ml Co2 Checker Solution Monitor

• Package Includes - 15ml 4dKH/PH solution, 1 pc CO2 drop checker, 1 pc suction cup
• Stable and Durable - Made of quality glass, durable and ensure test result stable, with suction cup design, simply attach it on the wall of your fish tank
• How to use - Quick and easy to setup. Simply fill the drop checker with the provided solution to half full, affix the checker to the glass, check back in one hour later for accurate reading
• Providing easy to read CO2 level - BLUE = Needs more CO2. GREEN = Sufficient CO2. YELLOW = Danger! Too much CO2. Constantly monitoring the CO2 level in the water column
• Note - When your co2 is off the drop checker solution will be a deep blue color. The optimal co2 concentration will be at 30ppm which will be a green-light green color. If it remains blue your co2 is too low. If the color turns yellow then your levels are too high and may harm your fish

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