For clean and healthy aquarium water: internal filter for mechanical and biological filtering     for aquariums of 40 - 80 litres (50-60 cm) Completely ready to connect and equipped with filter materials: connection of wide jet pipe or spray bar to the filter, placement of filter in the aquarium, connection of the power plug Modular design: freely extendable, water outlet pipe rotatable by 90  , large filter volume, suction holders with loosening mechanism, filter empties: dirty water doesn   t flow back into the aquarium, for the use of all filter media, elegantly designed corner shape T  V tested, completely submersible, high energy efficiency and energy saving: 4 W power consumption, 63   savings, motor technology. Maintenance-free pump: constant circulation, adjustable output: from 150 - 420 l h Package contents: internal filter for aquariums, CristalProfi i 60 greenline. Dimensions (LxHxW): 8.5 x 8.5 x 15.5 cm. Guarantee: 2 years ( 2 years upon registration of the product)