Key features

• •WITH 9 PCS REPLACEMENT FILTER CARTRIDGES: High-efficiency Filtering, could effectively filter the feces, residues, impurities and more, and thus get purified water. Add additive filter medium instead of the filter cotton or just add in the extra space to get better filtering effect.
• •ADJUSTABLE FLOW & REPLENISH OXYGEN: A flow controller designed for you to adjust the water flow freely. Strong driving force creates the waterfall water flow effect. Once the water cycle begins, water surface oscillates, bringing oxygen molecules into the water. Fish will become much livelier.
• •FIT FISH TANK WITH DIFFERENT THICKNESS: Fits to 8-27 gallons tank. A fixing buckle designed at the bottom to help adjust the distance between aquarium filter and fish tank. The hang on filter can be fixed well with fish tanks in different thickness, the working of suspension filter will be more stable.
• •DRY BURNING PROTECTION: FILL THE FILTER TANK WITH WATER FOR THE FIRST USE. RESTART IF POWER OFF, NO NEED ADDING WATER. We offer one year free warranty for this fish tank filter, please feel free to contact us if you have any issues.
• •QUIETER WORKING: Energy-saving motor with thickened sealed motor room allows this aquarium filter to work quietly, no noise.