Easy to use, efficient, and eco-friendly, describes Aqueon® QuietFlow® Internal Power Filters with SmartClean™ Technology. SmartClean™ Technology provides quick and easy water changes to help improve water quality. Installation is also quick and easy; they are self-priming and include both hanging clips for use with framed aquariums and suction cups for use with frameless aquariums. The QuietFlow® Internal Filters with SmartClean™ Technology also includes an adjustable flow rate feature to cover a range of aquarium sizes. The filter includes a Bio-Holster™ cartridge holder for beneficial bacteria to grow (biological filtration) and an Aqueon® EcoRenew™ cartridge made from sustainable fibers and infused with carbon. Both feature a NoDrip design that helps to eliminate water mess when changing them out. Replacement cartridges available.