1. This series of products is a 3-in-1 multifunctional filter that integrates oxygen, filtration, and water circulation. 2. Features an energy-saving and large flow motor for efficient performance, effectively absorbing residue at the bottom of the fish tank. 3. Utilizes a new generation of energy-saving technology for ultra-low energy consumption, low noise, and universal compatibility with both fresh and sea water, with a long service life. 4. Designed with a reasonable structure for easy disassembly, cleaning, and maintenance convenience.