Description
Multi- function reactor-- increased work efficiency and saved work time, which can give you a great usage experience..Replaceable caps-- these bottle caps are very well suitable to be DIY system’s accessory that the size fits common plastic bottle. fish tank plants system accessories.Carbon dioxide reactor-- DIY reactor bottle cap suitable for all kinds of DIY reactors to meet your needs. professional and ..Aquarium diffuser-- small size, light weight, it is easy to carry and store, will not take up a lot of space..Replaceable diffuser-- can be directly screwed onto carbonated beverage bottles, safe, durable and airtight.