1、[Replaceable Algae Scraper] With replaceable algae scraper, magnetic brush algae scraper can be replaceable, do one brush and two uses. 2、[Floating Design] Separate automatic float design, two poles separate automatically float on the water surface, not sink bottom without fishing. 3、[Meet the ergonomics design] Ergonomic design, comfortable grip, easy to use, enhanced magnetic design, can stick tightly to the glass without falling off. 4、[Too Much Suction Needs Attention] If the product suction is too large, rotate the two brush surfaces to 90° and then break them apart forcibly. After separation, do not get too close to avoid clipping fingers. 5、[Widely Applicable] Aquarium magnetic scrubber is suitable for small and medium fish tanks. It can quickly scrape the algae, at the same time, clean the inside and outside of the fish tank. 1 x Magnetic Brush2 x Ordinary Scraper1 x Specification Item Type: Aquarium Fish Tank Magnetic BrushMaterial: PlasticApplication: Magnetic brush for fish tank cleaningApplicable Glass Thickness: 5-15mm/ 0.2- 0.6inApply to the Fish Tank: 60-120cm/ 23.6- 47.2in fish tank