Saim Magnetic Aquarium Glass and Acrylic Cleaner, Aquatic Algae Cleaning Magnet
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<b>[Product Information]</b><br>
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<li>Can be used on glass or acrylic tanks up to 0.24" - 0.39" (6 - 10mm) thickness</li>
<li>Strong magnetic forces cause the inside cleaning brush to follow the outside handle. Just wipe the outside, and the inside is cleaned!</li>
<li>The inside piece floats, so if it becomes separated from the outside piece, it's easy to retrieve.</li>
<li>It is easy to clean algae and scum off the inside of your aquarium.</li>
<li>weed out algaes with blade.</li>
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