1. Sturdy and Durable: Made of stainless - steel material, it has strong corrosion resistance and a sturdy structure, can withstand the complex water environment in the aquarium, and is not easy to be damaged during long - term stable use. 2. Efficient Refinement: The unique internal structure design can efficiently refine carbon dioxide into tiny bubbles, increasing the contact area between the gas and water, improving the dissolution efficiency of carbon dioxide, and meeting the carbon dioxide needs of aquatic plant growth. 3. Easy to Clean: The surface of the stainless - steel material is smooth and not easy to adhere to impurities. When cleaning is required, it can be simply rinsed or wiped to maintain the good working state of the diffuser, and the maintenance is very convenient.