CO2 Glass Drop Checker & CO2 Indicator - 1.6 - Sevenports Nano Aquariums

CO2 Glass Drop Checker & CO2 Indicator - Sevenports Nano Aquariums

Made of high quality glass 3cm diameter, unique round form, very unobtrusive Use to measure CO2 levels at a glance Package included: 1x glass ball

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Free straw, Some customers reported that the liquid did not flow easily, so we improved the product. You can use the straw to assist the solution

Clscea Aquatic CO2 Glass Drop Checker, Without Solution

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CO2 Glass Drop Checker & CO2 Indicator - 1.6 - Sevenports Nano

Free straw, Some customers reported that the liquid did not flow easily, so we improved the product. You can use the straw to assist the solution

Clscea Aquatic CO2 Glass Drop Checker, Without Solution