Waterplant All Angle CO2 Indicator
Mounts via a suction cup on the inside of your aquarium and allows you to monitor the CO2 level from any angle.
With the smart design, the Waterplant CO2 indicator prevents any chance of pilling the indicator solution into your aquarium.
Reusable color chart sticker provides an easy to read chart that is removable in the event you change the position of the indicator.
Comes with a 10cc bottle of CO2 Indicator Solution.