Funien Co2 Test Kit, Aquatic Aquarium CO2 Glass Drop Checker PH Long Term Monitor Fish Bow Test

Description

Maintaining proper Carbon Dioxide (CO2) levels in the planted.
Aquarium is one of the important factors in the health of the planted aquarium ecosystem.
A CO2 drop checker is an essential tool for monitoring CO2 levels in the aquarium.
The CO2 drop checker is a reservoir designed to contain an indicator solution and an airspace.
Long term monitor CO2 the color show: blue – insufficient CO2, green – sufficient CO2, yellow – excess CO2.