Penn Plax Air Pod Aquarium Air Pump Ultra Quiet Compact Dome Shape Up to 10 Gallon Tank Aquarium air pump provides a steady stream of air for aquariums up to 10 gallons in size. Hi-tech design includes Sound Cancelling Dome technology for quiet operation No skid rubber feet provide greater noise dampening and keep the air pump in place. Aquarium air pump features a compact design that fits into the smallest of spaces. Pump has single air outlet, 1.7 watts of power, and pumps 1000 cubic centimeters a minute.