Aquatop Submersible Filter with Uv Sterilizer Internal Aquarium Filters – Black – 40 Gal

• For aquariums up to 40 gallons
• Built-in 5 watt uv sterilizer with large mechanical pre-filter sponge
• Prevents algae growth and controls free floating parasites and disease causing pathogens
• Adjustable water flow for various tank sizes
• Suitable for fresh and saltwater use