Glass aquarium cleaner Recommend to be used on aquariums up to 30 gallons with a surface thickness up to 3/16” Product dimensions: (2 3/8” x 1 3/8” x 1”) 

• Easy removal of algae from glass/acrylic surfaces
• No longer knock over decorations, damage corals and invertebrates
• No longer get your hands submerged into the water of the fish tank
• Time/money saver on maintenance
• Large cleaning surface area makes the job quick and efficient
• Stays free of debris
• Can be maintained attached to aquarium surface
• Strong, high-quality neodymium rare earth magnets
• Available for glass and acrylic aquariums
• Can be used on freshwater and saltwater tanks
• Magnet does not lose strength over time
• Easy retrieval of inner magnet