20L-40L Indoor Aquarium Filter, Pumps and Filters for Freshwater or Saltwater Aquarium

3 in 1 filter: Nicrew filter equipped with aquarium pump and double filter media, it can filter water, add oxygen and form a fountain at the same time, helping to shake the water surface and improve aeration
Dual Filtration System: Activated carbon and foam that make up the best water filtration system for small aquariums (sold separately) ensures good oxygenation for clear water and a healthy environment
EASY TO USE - Quickly assembles and disassembles and comes with five suction cups for secure installation in the aquarium
Humanized design: The water inlet adopts relatively narrow fences to effectively prevent fish and shrimp from entering the filter
WIDE RANGE OF USE: Perfect for irregular or shallow shaped habitats - can be mounted horizontally or vertically and can be fully submerged