Top-Aqua Mini Slim Hang-On Aquarium Filter, 120L/H Nano Fish Tank Filter for 15 to 25 cm Aquariums

DESIGNED FOR NANO TANKS - Compact hang-on aquarium filter with 120 L/H / 31.7 GPH flow for 15 to 25 cm / 5.9 to 9.8 in tanks. TRIPLE FILTRATION FUNCTION - Provides mechanical, chemical, and biological filtration to help keep tank water cleaner and clearer. ADJUSTABLE WATER FLOW - Regulating valve lets you adjust water movement to better suit small fish tanks and nano setups. MAXIMUM OXYGENATION SUPPORT - Waterfall-style return helps improve surface movement and increase oxygen exchange in the aquarium. QUIET 2.5W OPERATION - Low-power silent rotor motor is designed for quieter everyday use in home or office spaces. TRANSPARENT FILTER CHAMBER - Clear housing makes it easier to observe operation and check when maintenance is needed. QUICK HANG-ON INSTALLATION - Ready-to-use design installs in minutes and offers compact external filtration for modern nano aquariums.