Magnetic Brush: Strong magnet, size-adaptable, dual-sided cleaning for easy tank care. Algae Scraper: Scratch-proof, dual-mode for glass/acrylic tanks. Brush Heads: Multi-material, efficient algae removal without wall damage. Ergonomic Design: Anti-scratch, durable, easy to install for user-friendly cleaning. High-Efficiency: Quick cleaning, clarity boost, less water change needed. Dual-Head Magnetic Cleaning Brush Strong Magnetic Force: Firmly attaches to tank walls via magnetic attraction; turns easily from outside without wet hands.Auto-Floating Design: Floats up when out of magnetic range, preventing hand contact with water.Dual-Sided Cleaning: Outer velvet brush for dust/fingerprints; inner abrasive brush for algae removal.Versatile Use: Cleans freshwater/saltwater tanks, glass windows, and jars. Removable Algae Scraper Material Options: Stainless steel (glass tanks) or plastic (acrylic tanks) to prevent scratches.Dual Functionality: Scraping Mode: Removes stubborn algae when tightly fitted. Velvet Mode: For light dust cleaning (scraper removed). Safety Note: Must remove the scraper for acrylic tanks to avoid damage. Multi-Material Brush Heads Plastic Blades: Soft, ideal for light algae and debris; reusable for minor scrubbing.Metal Blades: Gentle on glass, prevents scratches; suitable for delicate surfaces.Spiral Convex sticker Design: Enhances cleaning efficiency without damaging tank walls. Ergonomic & User-Friendly Design Anti-Scratch Magic Sticker: Protects tanks from accidental abrasion.Cotton Outer Brush: Soft fluff cleans external glass/water stains without scratching.Car Wiper-Grade Material: Durable and effective for external cleaning.Easy Installation: Rotate 90°, and separate parts carefully (avoid pinching fingers). Cleaning Efficiency Quick Results: Clears visible algae in seconds; improves tank clarity dramatically.Reduced Water Changes: Frequent cleaning minimizes algae buildup, delaying water changes.Handle Grip: Comfortable design for extended cleaning sessions. Usage Tips Avoid Horizontal Cleaning with Scraper: Prevents glass scratches.Separate Parts Safely: Metal/plastic blades require careful handling during removal.Compatibility: Works best when the scraper/brush fits snugly against tank walls.For tough algae, like hard algae, a scraper is required. Ensure a tight fit between the scraper and the fish tank for optimal cleaning results.