Oxygen booster

Oxygen is essential for fish.
This oxygen booster will improve the oxygen amount in a fish tank.
Bubble size can be adjustable and easy to control.
It is used after the oxygen pump.
 

 
Specifications
Material PP
Quantity 2 pieces
 
Size about
Diameter 3cm and 1.1″
Height 6cm and 2.3″
 
 
Notes
The real product colors may be slightly different from what you see in the images.
The product dimensions may be slightly different from what is written in the product specifications.