Aquarium Carbon Dioxide CO2 Monitor Glass Drop Ball Checker Tester PH Indicator
Specifications
Material: Glass
Size : 3cm diameter.
Suitable For: Long-term CO2 monitoring
How to use
1.Will test agent about 15(or according to the actual amout) drops into the monitor, need
not to add water
2.Change again every 30 days, airtight preservation at room temperature.
Note
Simply add couple drops of test solution and water into the checker.
Stick the checker on the edge of the aquarium.
Ensure water level cover the opening of the checker.
Packing Included
1xBall Checker Only /1x Ball Checker + pH Indicator Set
1.Please allow 1-4mm error due to manual measurement,Please make sure you do not mind before you bid.
2.The colors may be a little difference for the different monitors displays, please understand.