This aquarium air stone bubble pan is crafted from durable ceramic and ABS materials, providing a reliable and solution for oxygenating your fish tank. The stone instantly creates a mist of tiny bubbles that fish love, enhancing their environment. Equipped with a cup, it attaches firmly to the surface of your aquarium. Features -Color:White -Material:Ceramic, ABS -Size:7.00X7.00X3.90cm/2.75X2.75X1.53in - Stone diameter: 50 mm - Overall diameter: 70 mm - Stone height: 26 mm - Air inlet height: 39 mm - Applicable inner diameter: 4 mm -Durable water bubbler for fish tank: Made from special ceramic material sintered at high temperatures, ensuring use -High Oxygen Dissolution: Generates delicate and rich bubbles during the day and absorbs carbon dioxide at night, enhancing the aquatic environment -Air bubbler for fish tank: Reusable and easy to clean when dirt blockage occurs or bubble production decreases, ensuring consistent performance -Convenient Attachment: Comes with a powerful cup for easy attachment to the aquarium, providing stable and secure Oxygenation: Designed to add oxygen to your aquarium by connecting to an air hose and oxygen pump, creating a healthy environment for fish Package list: 1 x air stone 1 x cup 1