Our aquarium lily pipe outflow filter is designed to provide optimal water flow and filtration for your fish tank. The dual interface allows for easy connection to other equipment, enhancing the versatility of your aquarium setup. Features -Color:White -Material: -Size:6.80X6.60X6.50cm/2.67X2.59X2.55in (outlet) -Size:4.50X3.00X2.20cm/1.77X1.18X0.86in (interface) -Size:4.50X3.00X1.80cm/1.77X1.18X0.71in (interface) - : inner diameter 13mm, outer diameter 18mm, can be connected to 12/16mm hard tube - Interface 2: inner diameter 17mm, outer diameter 22mm, can be connected /22mm hard tube - Innovative: helps to moderate the water flow, creating a tranquil and natural aquatic habitat for fish and plants -Featuring dual connectors: this filter offers versatile attachment options, making it easy to integrate with other aquarium equipment -Transparent construction: allows users to visually monitor the filtration process, ensuring functioning at its best - Promoting environment: this device maintains clear water, promoting a healthy environment for aquatic organisms -Designed for user convenience: the filter boasts an easy setup and simple cleaning process, reducing the required for maintenance Package list: 1 outlet 2 x interface fish tank filter