Product Detail:
Name: CO2 Drop Glass Checker
Material: Glass

Product Features:
Made of high quality glass, durable and ensure test result stable.
Easy to use, simply install.
with suction cup, simple attach it on the wall of your fish tank and not easy to fall off
Used to test and monitor the concentrate of the aquarium water plant fish tank
Suitable for fish tank, aquarium, especially aquatic plants, tropical fish to watch and cultivate for fish tank.

Note:
CO2 Indicator Dioxide of indicator color turns slower, necessary to wait for 2 hours.
The color show:Blue - insufficient Co2,Green - sufficient Co2,Yellow - excess CO2; make the necessary adjustments and test until you get green

Install and Use:
1.Drop 5 drops of CO2 indicator(not include) into the glass checker.
2. Pour monitor to let the CO2 indicator flow into the test area.
3. Use straw to fill the tank water with the test solution area to 1/2.
4. Turn the opening facing of drop checker down.
5. Use a sucker to attach it to the side of your tank and wait for up to 2 hours.

Package Includes:
1 X CO2 Drop Glass Checker