CO2 Drop Glass-Checker CO2 Indicator Use with PH Solution for Planted Fish Tanks
Features: This is a very nice tiny Co2 Glass Monitor. quality glass.
Specially for pressurized CO2 system for
Used to test and monitor the concentrate of the aquarium water fish for
No suction cups required. Simply it on the edge of your planted aquarium.
Easy maintenance, since it is not under water, it won'for t grow algae on the glass.
C02 indicator reagent not included!

Specifications: Material: Glass
Length: app. 6cm/2.36''
Color: Transparent

Package Includes: 1 x Glass Monitor (C02 indicator reagent not included)

note: 1.Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid.
2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!