Aqueon PRO QuietFlow 20 Hang-On Filter for Nano Aquariums

Aqueon PRO QuietFlow 20 hang-on-back filter for a nano aquarium.

It uses five stages, including dense floss, carbon, a bio grid, and a specialty pad.

The cartridge holster is NoDrip, and the internal pump restarts on its own after a power cut.

It works in freshwater and saltwater. The housing is about 7.9 by 4.4 by 7.4 inches.