Aquarium CO2 Monitor Glass Drop Checker with Solution pH Indicator (U Shape with Solution)
An aquarium CO2 monitor U shape glass drop checker with pH indicator solution, a budget monitor for planted tanks.
Price range: See on Amazon
What we liked
- + U shape design is easy to read with a clear color window
- + Indicator solution is included in the listing
- + Budget price makes it easy to own one per tank
Trade-offs
- - Budget glass, so finish quality can vary between units
- - Stock indicator is not a true reference solution, which lowers accuracy
Prices change often, so check the current price and availability on Amazon.
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