This aquarium air pump is a powerful and ultra-quiet solution for enhancing oxygen circulation in fish tanks. With a 3W motor, this energy-efficient aerator pump delivers stable airflow, supporting tanks up to 80 gal. s with a maximum pressure of 18Kpa and an air volume of 100GPH. Designed for versatility, it easily connects to various air stones, making it ideal for different aquarium sizes. The stainless steel dual outlet ensures durability and long service life, allowing oxygen supply to multiple tanks simultaneously, whether freshwater or saltwater. Engineered for ultra-quiet operation, this fish tank air pump features a double-layer structure with a built-in pump and thickened casing that minimizes noise. Four soft rubber pads at the base further reduce vibration, keeping the noise level below 35dB, ensuring a peaceful environment for both users and aquatic pets. The adjustable air flow switch, conveniently placed on top, allows regulation of oxygen output without the hassle of constantly unplugging the device. This complete set includes everything needed for easy installation and immediate use: one aquarium air pump, two air stones, two air tubes, two check valves, and a user manual. Whether for small or medium-sized aquariums, this air pump provides efficient aeration to maintain a healthy aquatic environment.