Quiet operation makes it ideal for studies and bedrooms; anti-vibration feet help keep distracting noise to a minimum Integrated carbon-impregnated filter means cleaner, purer air and healthier fish and plants Reliable performance and high flow rate makes this air pump ideal to add aeration to any aquarium This AP Mini model air pump is Ideal for small aquariums up to 20 litres and goldfish bowls Single outlet air pump with 1m mains cable. Airstone and airline included with this model