【beautiful bubbles】The cell panel produces fine bubbles. Beautiful bubbles will also do oxygen supplements vigorously. It helps to increase oxygen, maintain fresh air and create a healthy environment for fish. 【Quiet design】 The Aerobic Bubble Oxygen Stone is a quiet design. With the pump as the driving force, the power of the gas lift is fully utilized, and there is no power device itself, and there is no noise during work. Even if you are sleeping, it will not affect you. 【Adjustable】The bubble stone has a rotating design. Bubble size and density can be adjusted arbitrarily. Add a different effect to your aquarium. 【Suitable for different occasions】Aquarium Oxygenated Bubble Stones can add airflow, circulation to your fish tank, pond, hydroponics and aquaculture to oxygenate water and benefit aquatic life. 【Suction cup design】The top suction cup design is used to fix the air stone to prevent friction and wear and prolong its service life.