8425 Enhanced+Acrylic Blade Fish Tank Magnetic Brush Aquarium Glass Moss Removal Cleaning Brush 1. Waterproof, solid adsorption, not easy to fall off 2. Separate automatically float on the water surface, not sink the bottom of the tank without salvaging 3. Non-slip grip, streamlined shape, comfortable grip, non-slip, free sliding cleaning more comfortable 4. Double-sided fiber fleece, cleaning does not hurt the glass, inside and outside the wall while cleaning 5. Algae scraper can be replaced and disassembled 6. Applicable fish tank size: 8424: 20-60cm, 8425: 60-120cm, 8426: 80-200cm 7. Applicable glass thickness: 8424: 3-5mm, 8425: 6-15mm, 8426 normal version: 8-18mm, 8426 enhanced version: 10-25mm 8. Size: 8424: about 7.5 x 4.5 x 3.5cm, 8425: about 10 x 4.5 x 6cm, 8426: about 11.5 x 5 x 6.5cm 9. Weight: 8424: about 150g, 8425: about 280g, 8426: about 360g Algae scraper installation method: 1. The two holes on the blade and the fixed frame raised dots aligned downward pressure (Note: carbon fiber blade installation must be the blade oblique cut downward, can not be installed in reverse, or affect the effect) 2. Will be fixed on the outer card sleeve to push forward, hear the "click" sound before firm 3. Magnetic brush buckle head aligned with the knife head of the bayonet buckle on and then break up, breaking is not installed 4. Use the open mode of attention: due to the large suction, open the two brush surface rotate to 90 degrees and then break, do not get too close after separation, to avoid pinching fingers Caution: 1. Do not wear a pacemaker near 2. Place out of reach of children 3. Acrylic plastic crystal and super white fish tank, please do not use this product