Description:

This is a combo item, which included 1 set Aquarium CO2 Glass Drop Checker and Fish feeding Container.

Aquarium CO2 Monitor Carbon Dioxide Glass Drop Checker with 15ml Monitor Fluid.

Different color of liquid represents different concentration of CO2.

BLUE means that CO2's concentration is too low. GREEN means it is normal. YELLOW means that CO2's concentration is too high, excessive CO2 may cause fish 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

Size-Aquarium CO2 Monitor: 115x115x40mm / 4.53x4.53x1.57inch

Size-Fish feeding Container: Approx. 16x14x13cm / 6.30x5.51x5.12inch

Package Includes:

1 Piece Glass CO2 Monitor

1 Piece 15ml Monitor Liquid

1 Piece Fish feeding Container