DescriptionAre you looking for a professional, yet affordable fish tank water filler? Are you in search of a sturdy, trustworthy tool at once? If yes, look no further! Our fish tank water filler must meet your needs. It is one of the best choices for you.Features- Color: White - Material: ABS - Size: About 3.70X3.70X3.00cm/1.45X1.45X1.18in - It is made of good quality materials for durability. - Suitable for fish tank with 5mm/6mm/8mm thickness wall. - Designed with the differential pressure principle for easy place and replenishment. - Small size, convenient to store and carry, no drilling required, easy to install. - The short is the highest water level, when the short pipe fully exposed to the liquid level, began to fill water, liquid level submerged short pipe stopped to fill water.