VAYINATO CO2 Drop Checker (Glass) with Free Suction Cup for Aquarium Fish Tank Aquarium Tool

ACCURATE READINGS - The Vayinato co2 Drop checker is made of high-quality glass that provides accurate readings for CO2 levels. This is important for maintaining the health of your fish and aquarium plants. EASY TO USE - The drop checker is easy to use. Simply add a few drops to it and the liquid will change color depending on the levels. The color chart provided will help you interpret the results. AFFORDABLE - The Vayinato co2 drop checker is an affordable and budget-friendly option for aquarium owners. It is a great way to keep track of the CO2 and pH levels in your aquarium without breaking the bank.