NatureAqua CO2 Continuous Test Drop Checker Test, CO2 Ball Checker Glass Monitor Tester for Aquarium/Freshwater Aquarium

Description

【High-quality materials】: the CO2 measurement of the aquarium is made of high quality glass, non-toxic and tasteless and absolutely
【Super sucker】: the suction cup of the CO2 Drop Checker is made of high quality silicone, the suction cup has good suction power, can be firmly adsorbed to the aquarium, you can use it for a long time.
Package Included:2 x CO2 Continuous Test Glassware; 4 x Suction Cup Please note that the CO2 indicator reaction is NOT included.