Description: Brand new and high quality This is a pre-filter, no external or pump included. It is better to connect the prefilter with the external filter. Because the water is put into the prefilter first, its easy to filter the water impurities, and keep the filter media of the canister cleaner. Material: Plastic Base Diameter: Approx. 14cm/5.51inch, Bucket Length: Approx. 30cm/11.81inch Package Includes: 1 Piece pre-filter 2 Piece Nozzles
