Description: 1. Carbon dioxide diffuser, easy to install, excellent effect. 2. Excellent dissolution rate of carbon dioxide, making your aquatic plants more lush and beautiful. 3. One-piece atomization film design to prevent air leakage, uniform foaming, and prevent large bubbles. 4. Polished design, comfortable and beautiful. 5. Pagoda-shaped interface, easy to install, prevent leakage. Specification: New and high quality Material: stainless steel Product category: other aquatic products Size: as shown in the figure Color: as shown in the figure Package Included1PCS Note: 1. Due to manual measurement, please allow an error of 1-3mm. 2. As different computers display different colors, thank you for your understanding, the actual product color may be slightly different from the image.