Aleas External Aquarium filter with UV light cleans the water in a close and circular system. Water comes into water system through the strainer, with first pass pre-filter, filter absorbs thick feculence. Then flow into sterilization room. the UV light will kill the bad matter, in this way to reduce burden of filter. Insure bad matter break down effectively and extend the service life. Then water pass several layers with put carbonized sponge, ceramic cylinders, zeo water flow into aquarium circulatory.
Note: For optimal filter performance and ideal operation, it is essential to use ALEAS original filter materials. This internal power filter for fish tanks is fully submersible filters that are placed inside your fish tank. Unlike external filters that need to be kept in cabinets or hang on the back of your fish tank, internal power filters are placed right inside your aquarium saving you lots of space in your room and preventing unnecessary clutter.