Glass Drop-Checker CO2 Indicator with Suction Cup for Planted Aquarium Mini Size

Overview:
It is a perfect CO2 checker for planted aquariums. It can help you to accurately inject CO2 into your aquarium water to promote healthy plant growth.

Key Features:
* Compact Measurement: It is very small and takes up very little space in your aquarium.
* Easy Installation: It has a suction cup that can be securely attached to the aquarium glass.
* CO2 Indication: It uses CO2 indicator liquid to accurately indicate the CO2 level in your aquarium water.

Product Features:
* Made of high-quality glass
* Durable and long-lasting
* Wide range of CO2 indication
* Easy to calibrate

Benefits:
* Helps you to maintain an optimal CO2 level for your aquarium plants and animals
* Accurate and reliable CO2 measurement
* Promotes healthy plant growth
* Easy to install and use

Specifications:
* Size: 2.5 cm x 4.5 cm
* Material: Glass
* Liquid: CO2 indicator liquid
* Measurement range: 0-30 ppm

How to Use:
1. Fill the glass drop-checker with CO2 indicator liquid.
2. Attach the suction cup to the aquarium glass.
3. Calibrate the drop-checker according to the instructions included in the package.
4. Monitor the color of the indicator liquid to determine the CO2 level in your aquarium water.

Caution:
* Do not overtighten the suction cup. Otherwise, it may damage the aquarium glass.

Tips:
* Keep the drop-checker away from direct sunlight.
* Rinse the drop-checker with clean water regularly to prevent clogging.