Description
OIIKI 2 Pack Aquarium DIY CO2 Generator Bottle Cap, Carbon Dioxide Reactor, for Fish Tank, Aquarium Plants System Accessories Size: Approx. 3.3x3cm(1.30×1.18inch); Material: Made of high quality plastic, very durable and can last a long life. Features: Can be directly screwed to the carbonated beverage bottle to use,no air leakage, very durable and airtight. Function: Can add or control the amount of CO2 which is available to your fish and plants, add essential CO2 into your aquarium water.
