The Eheim 2010 internal filter is suitable for both fresh and salt water aquariums up to 42 gallons in size. It has a pump output of 132 gallons per hour, is 0.087 in volume and uses 5.5 watts of electricity. It is an easy to use filter which has a fixed motor and cable – the canister itself is separate, allowing for quick removal from the tank for cleaning and maintenance. The Eheim 2010 internal filter has a wide-angle output nozzle that can be directed anywhere in a 180 degree arc for maximum water circulation. The built-in diffuser adds oxygen to the water, increasing the health of the aquatic environment.