General description The AlwaysH Aquarium air pump accessories set includes 18 essential items designed to meet all your aquarium needs. This standard set features high-quality components that ensure a clean and safe environment for your aquatic life. Technical specifications Includes: 2m oxygen hose, air stone, check valve, suction cup, connecting pipe, and more Material: High-quality plastic and stoneware Compatibility and accessories Suitable for both sea and freshwater aquariums Compatible with any glass surface Installation Easy to install and remove Usage Air stones create small bubbles to effectively distribute oxygen throughout the aquarium Check valve prevents water from flowing back along the hose Connecting pipe serves a shunt function Suction cup secures the oxygen tube in place