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 inflow.
It helps you to monitor the CO2 level, and ensure adequate photosynthesis of aquatic plants.
High quality, high transparency glass material, also a very fine decoration for your aquarium.
Use with CO2 indicator solution (Not included). Package included: 1 x CO2 glass drop checker, 1 x suction cup,1 x straw, 1 x user manual.
Glass is fragile, for this reason we have chosen high-quality packaging, if you still encounter breakage issues, please feel free to contact us for further support.
