The Chihiros CO₂ Drop Checker Tiny is an essential tool for aquascapers who want precise and reliable CO₂ monitoring in planted aquariums. Designed with a compact and minimal footprint, this drop checker is perfect for nano tanks and aquascapes where aesthetics matter just as much as functionality.
Made from high-quality transparent glass, it allows for clear visibility of the indicator solution, making it easy to interpret CO₂ levels at a glance. When used with a CO₂ indicator solution (sold separately), the color changes provide instant feedback—helping you maintain the ideal CO₂ balance for healthy plant growth and algae control.
Its tiny form factor ensures it doesn’t distract from your aquascape layout, making it a favorite among professional aquascapers and hobbyists alike. The included suction cup allows for easy and stable positioning inside the aquarium.
Whether you’re maintaining a high-tech planted tank or a small nano aquascape, this compact CO₂ indicator ensures your plants get the carbon they need to thrive.
How It Works
1.Add CO₂ indicator solution into the drop checker
2.Attach inside the aquarium using suction cup
3.Allow 1–2 hours for stabilization
Monitor color changes:
- Blue – Low CO₂
- Green – Optimal CO₂
- Yellow – Too much CO₂
FAQ
Q1: Does this include CO₂ indicator liquid?
No, this product includes only the Tiny drop checker. Indicator liquid must be purchased separately.
Q2: How long does it take to show CO₂ levels?
It usually takes about 1–2 hours for accurate color indication.
Q3: Is it suitable for large aquariums?
Yes, but it is specifically designed for nano and small aquascapes.
Q4: How often should I change the solution?
Every 2–4 weeks is recommended for best accuracy.




















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