Aquarium Bubble Counter with Non-Return for Valve Mini Plastic Co2 Counters

Features:
Small and easy to use, it can accurately measure your C02 flow rate
Inlet has built-in check for valve to prevent water flow backward
It should be used with the diffuser and check for valve
for Ideal for Aquarium CO2 system
Fit for all kinds of aquarium

Specifications:
Material:ABS
Color: As the picture show you
Size:approx.6.7cmx3.5cmx3.5cm/2.63''x1.37''x1.37''

Note:
Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!

Package includes:
1 x New Mini Sucker CO2 System Bubble Counter Diffuser Plant Aquarium for Tank(other accessories demo in the picture is not included.)