Penn Plax Wizard Aquarium Algae Scraper ALL-IN-ONE TOOL: the planter, scraper, and cleaner features make this tool the perfect PERFECT FOR ROUTINE MAINTENANCE: you can add plants, scrape algae, and clean waste and dirt buildups with the Penn Plax Wizard Scraper. KEEP YOUR AQUARIUM CLEAN: this product features all the tools you need to keep your aquarium looking crystal clear. SEE BELOW FOR MORE DETAILS: see the product description and the from the manufacturer sections below to learn more about the Penn Plax Wizard Scraper.