Description :
Aquarium CO2 Monitor Carbon Dioxide Glass Drop Checker with 15 ml Monitor Fluid .
Different color of liquid represents different concentration of CO2 .
BLUE means that CO2 &
39 ; s concentration is too low . GREEN means it is normal . YELLOW means that CO2 &
39 ; s concentration is too high , excessive CO2 may cause and shrimp to die of oxygen deficiency .
Concealed glass groove is easy to open and fill into liquid .
Packaged with monitor liquids , which can be directly dropped into and use .
Specification :
Material : Glass
Liquid : 15ml
Suitable For : Long - term CO2 monitoring
Size : 115x115x40mm / 4 . 53x4 . 53x1 . 57inch
Package Includes :
1 x Glass CO2 Monitor
1 x 15ml Monitor Liquid
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