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.