This is an efficient pump & filter package 'all in one'. It has double the filter media of other 'all in one' filters is able to power a small feature or waterfall & also comes with an LED spot light & an Ultra violet Clarifier. Available in 2 models: 1500 & 3000. Low voltage 700 lph pump Choice of three fountain heads LED light Mechanical & biological filter media 1/2 waterfall/feature fitting Adjustable fountain extensions Flow control adjustor 3 year guarantee Max Flow Max Head UVC 1500 Model 700lph 1.3m 5w 3000 Model 1500lph 1.3m 9w To become familiar with your In Pond All-In-One please view the below: To view guided videos on how to maintain & clean your Inpond All-In-One please "