Features:
Material: Aluminium Alloy
Color: Silver

Due to the bubble counter, you can clearly know the volume of carbon-dioxide through the rising air bubbles from the bottom to regulate the carbon-dioxide supply for plants in the fish tank

Additionally, it features a non-return function to prevent the backflow when the pressure changes
It is made of tough material, so it is durable and reliable
A small thing will make your fish tank different
Small and compact
Easy to install and replace
Size: See the picture
Quantity:1 Pc
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 Aquarium Bubble Counter Valve-Regulator Diffuser Single-Head Dual-Head CO2