1、[Floating Design] The magnetic brush of the fish tank adopts a separation and automatic floating design. The two poles are separated and automatically float on the water surface, without sinking to the bottom of the tank and without salvage. 2、[With Algae Scraper] The fish tank magnetic brush has a replaceable algae scraper, and the magnetic brush scraper can be used interchangeably, so that one brush can be used for two purposes. 3、[Strong Suction] The suspension brush of the fish tank has a large suction power. When opening, rotate the two brush surfaces to 90° and then break them apart. Do not get too close after separation to avoid pinching your fingers. 4、[Scope of Application] The double sided magnetic cleaning brush has a good effect, is easy to use, and gives you a new experience. It is suitable for glass thickness of 3‑5mm, and suitable for fish tanks of 20‑60cm. 5、[Multipurpose] The aquarium glass cleaning brush can be used not only for the aquarium, but also for cleaning glass such as window, glass doors, or various fish tanks that will not demagnetize, such as acrylic, glass or plastic.1 x Magnetic Brush 2 x Scraper 1 x ManualItem Type: Magnetic Fish Tank BrushMaterial: PlasticSize: Approx. 75 x 45 x 35mm / 3.0 x 1.8 x 1.4in Application: Fish Tank Cleaning Floating Magnetic BrushApplicable Glass Thickness: 3-5mm / 0.12-0.20inApplicable Fish Tank: 20-60cm / 7.9-23.6in Fish Tank