Ensure a healthy and pristine pond ecosystem with this state of the art 4-in-1 floating pond filtration system. Keeping the water in your pond moving, clean, aerated, and well decorated has never been this easy, thanks to the ingenious design behind the smartpond Floating UV Filter with Pump. This all inclusive unit features an energy efficient pump which circulates the water in your pond, a UV clarifier which inhibits algae formation and purifies your water, a nozzle kit which adds oxygen to the water, and 4 built-in LED lights which illuminate the nozzle sprays at night for an awesome effect. It's easy to use - just plug it in and place it in your pond! With this inclusive filtration system, you can have a complete pond by simply adding a liner!