[Quietly generate small bubbles] The bubble stone in the aquarium can quietly generate very dense small bubble clouds. When bubbles rush into the water, the sound will be quieter. Create a large number of fine bubbles in the fish tank, making the curtain effect dazzling. [Double dissolved oxygen rate] It is very suitable for adding oxygen to the hydroponic growth system to increase the oxygen level, reduce carbon dioxide and increase the PH value. [Easy to use] Two suction cups can make the air stone firmly adsorbed on the tank. Durable, very suitable for home, office aquarium, aquarium and hydroponic nutrition tank. [Adjustable] If you need a very dense small bubble cloud, manually adjust the air pump. The air volume of the nano aquarium bubbler can be adjusted through the control valve.