Ideal for fresh and salt water aquariums as well as reptile habitats. Easy, quiet, effective and equipped with the following features to accommodate most installations: Clogging Indicator: Visual indication of when filter media requires maintenance or replacement Swivel Spout: Adjustable 90-degree output spout allows creation of specific flow pattern Adjustable Flow: Increase or decrease flow to accommodate various aquarium set-ups. Adjust flow rate for small fish, plants, etc. Filter Media Options: Extra fine mechanical and chemical filtration media, for ultra clear, pure water Air Injection: Venturi system included with models 2 plus, 3 plus, and 4 plus to provide additional aeration Pump output: 105 gal/hr-400 L/hr Aquarium Size: For aquariums up to& 24 gal/90 L Watts: 5 Asking $30 OBO. Open to trades