Description:
Aquarium Carbon Dioxide Glass Drop Checker with 15 ml Monitor .
Different color of liquid represents different concentration of CO2.
BLUE means that CO2's concentration is too GREEN means it is normal. YELLOW means that CO2's concentration is too high, excessive CO2 may cause and 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: Acrylic
Liquid: 15ml
Suitable For: Long-term ing
Size: 7x3.7x9cm/2.76x1.46x3.54inch
Package Includes:
1 Piece
1 Piece 15ml Monitor Liquid
Note:
1. Please allow slightly error due to manual measurement.
2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.
3. Wish you a wonderful shopping!