allow your aquarium stays clean and healthy with this filter. The filter's advanced technology promotes water circulation, oxygenation, and waste removal, creating an optimal environment for your fish. Its user-friendly design allows for easy installation and maintenance, making it an excellent choice for both beginners and experienced aquarists. Features Suitable fish tank: 600-1000mm Suitable air pump: 5W or above -Color:Black -Material:ABS -Size:16.00X8.50X8.50cm/6.29X3.34X3.34in -Effective waste collection: the office aquarium filter's powerful suction effectively collects fish waste and debris, maintaining a bottom - : advanced oxygenation technology enhances oxygen levels in the tank, promoting the health and growth of your fish - function: the automatic cleaning feature reduces the need for manual cleaning, making aquarium maintenance more convenient -Simple design: the antireverse mechanism prevents unpleasant odors, keeping the tank water fresh and clean -Simple installation: easy to install and compatible with various tanks, this internal aquarium filter is designed for ease of use and practicality Package list: 1 x impeller accessory 1 x filter