Features

- Material: ABS.
- Size: About 1.97X1.30X1.30inch/ 5.00X3.30X3.30cm.

- The bottle cap is made of plastic material, which is and can be used for a long time.
- This generator cap is suitable for most DIY reactors, it is practical, convenient and powerful.
- Can be screwed directly on carbonated beverage bottles, safe, , airtight, easy to set up, and .
- Can be used to control the amount of carbon dioxide in your fish and plants, adding the necessary carbon dioxide to your aquarium.
OUR SERVICE- If you are not satisfied with our product or received a broken one, please feel to , we will try our best to solve the problem for you.

Package Including
4 x Aquarium DIY Generator Bottle Caps