Aquarium Air Pump, for aquariums between 40 to 75 gallons, the Aquatop Aquarium Air Pump is an excellent choice, Compact and versatile, Aquatop Aquarium Air Pump can be placed virtually anywhere around your tank and improves oxygen saturation when used with air-driven devices like power filters, air stones and ornaments, Powerful, quiet and energy efficient, the Aquatop Aquarium Air Pump also includes dual outlets with adjustable airflow, Low energy consumption with high airflow output, Maintain stable and healthy pH levels, Great for bubble curtains, Dual outlets with adjustable airflow, Extremely quiet, for fresh and saltwater aquariums, Tank capacity: 40-75 Gal, Output: 2 L/min, Maintain stable and healthy pH levels, Power: 3, 4 watts, SKU: OCT2574