Coospider Aquarium Air Pump Oxygen Pump Ultra Quiet Fish Tank Bubbler Hydroponic Fish Tank Air Pump Power Aerator for Large Aquarium Oxygen Generator & Air Stone for 20-600 Gallons

[POWERFUL YET ENERGY-EFFICIENT] - It can generate richer bubbles and increase oxygen content by more than 80%, making it very suitable for medium and large aquariums. 12W, our aquarium oxygen pump boasting a maximum airflow of 2*1.8L/min and pressure of 0.028MPa. Features a full copper wire motor for enhanced power efficiency, stability, and durability.
[ALL-IN-ONE DOUBLE OUTLET] - Unlike other products that blindly increase the number of exports, our product is designed with two outlets, which can supply oxygen to both aquariums simultaneously while ensuring the oxygenation effect. Includes complete aeration kit accessories: 1x 5Inch Air Stone discs, 2 Check Valves, 15.6FT Air tube (can be cut to size), and 1 "Y"-Connector.
[5-LAYER DESIGN, QUIET OPERATION 30-40dbs] - Unlike other very thin products, we have designed a five layer noise reduction device to wrap the noise inside the machine. When you are using it, you can hardly hear the sound of the motor. It does look quite large, but it also means quiet and durable. Operates at 30dB in low airflow mode and 40dB in high airflow mode.
[EASY AIRFLOW ADJUSTMENT] - Convenient knob adjustment allows for customization of airflow volume to suit specific needs, ensuring stability and safety.
[VERSATILE USAGE, WIDE APPLICATION] - Suitable for large aquariums, hydroponic systems, septic air pumps, air-assisted laser cutting, or compost tea brewing pumps. Ideal for backyard ponds, water gardens, outdoor koi ponds, freshwater and marine aquariums, and as a de-icer in winter to maintain air holes.
[High-Quality Warranty] - For any inquiries or issues, please don't hesitate to contact us for assistance. We highly value and appreciate our customers. Thank you. NOTE: When used outdoors, ensure to keep it dry for prolonged durability.