Note: This product does not come with batteries! Multifunction Gravel Cleaner: Multifunctional vacuum aquarium cleaning tool siphons water changes, removes algae, and cleans gravel. Cleaning fish tank will become very effortless. Battery Powered: Unlike traditional tool, the battery powered fish tank filter cleaner can free your hands. Free adjust the different lengths: 62/73cm, suitable for both small and large aquarium. Please don't use it continuously for more than 30min to preventing motor damaging. .
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