Aquarium Air Tank Nano Bubble Stone Kit with Control Valve Dissolved Oxygen Diffuser Makes Super Tiny Bubbles for Fish Tank and Hydroponic

Product description
Size: 3.5*7cm/6*7cm
Color: transparent
Material: Acrylic
Package content: 1pcs aquarium air refiner
1.【Improve CO2 Dissolution】: Double seal ring improves CO2 dissolution efficiency.
2.【Non Slip】: The suction cup makes the bubble stone firmly adhere to the water tank, not easy to slip.
3.【Applicable For】: Suitable for families, office fish tanks, ponds, aquariums.
4.【Replaceable Disc Oxygen Bubbler】: The material is sturdy and durable. It can be used for a long time and has better dissolved oxygen effect. When the bubble burst into the water, the sound is super quiet.
5.【Produce Bubbles】: A large number of thin bubbles are generated in the fish tank and dazzle.