I am listing this as non-working because I do not have the equipment to test it.
Decorative only.
The Sternco Vintage Seal Water Mill Aquarium Bubbler is a unique and charming ornament for fish tanks. Made of plastic with a gold color, this decorative piece adds a touch of whimsy to any aquarium setup. The vintage design and seal theme make it a standout piece for pet owners looking to enhance their fish tank decor. Made by the trusted brand Sternco in Hong Kong.