Aquarium Magnetic Glass Cleaner, Fish Tank Algae Magnet Cleaning Tool with Algae Scraper for Glass Aquariums Tank, Floating Scrubber Brush, 2 Detachable Scrapers, LargePowerful Magnetic Glass Cleaner, Get the Glass Clean and Quick: Compared with other aquarium cleaner that pops off due to inadequate magnet, our algae scraper has greater magnetism and easy to use. It securely holds onto the glass or acrylic surface, allowing you to effortlessly glide the cleaning brush along the inside of the tank. It can clean the soft algae in a single pass, and the tough spots after a few passes (in less than 5 min), suitable for