General description The AlwaysH Aquarium CO2 Monitor is a high-quality tool designed for measuring CO2 concentration in your aquarium. Made from durable glass, this monitor ensures stable test results while its unique note shape design adds a practical and aesthetic touch to your aquarium setup. The transparent appearance allows for easy observation of color changes in the detection liquid, providing insights into the oxygen and carbon dioxide levels in your water tank. Technical specifications Material: High-quality glass Design: Note shape Installation Place the glass CO2 monitor funnel up. Drop in the CO2 detection solution. Slowly turn the detector to allow the solution to enter the small bulb. Turn the funnel down and install it 2.5-5 cm below the water level of the aquarium. Usage Used for detection and monitoring of aquarium aquatic plants. Applicable for monitoring aquarium CO2 concentration.