For small betta habitats like bowls and aquariums up to 3 gallons
Carbon and sponge cartridge should be replaced monthly for optimal performance
Air bubbles provided added environmental enrichment and oxygen in betta habitat
Requires air pump for operation (sold separately)
90 Day Limited Warranty
Air operated betta filter with volcano decoration helps improve water quality and clarity for a healthier habitat
Included: Betta filter with volcano, suction cup base, air tubing and suction cups, air adjustment valve, check valve, instructions
Use Instructions: An air pump (not included) is required to operate the betta filters, Aqueon QuietFlow Air Pump 10 (sold separately) is suggested. For best results, replace cartridge once a month.