Berucci Silent 5 Watt Double Outlet Aquarium Air Pump with 2 (8.5 Ft) Air Tube, 2 Air Stone, and 2 Check Valves - 5.4 Liter / Minute 5 watt high performance air output - Double outlet, 5.4 Liter / minute Aquarium Size: Up to 300 Gallons Package includes 1 x air pump, 2 x 8.5 feet long air tubing, 2 air stone, and 2 check valves Silent - you can barely hear any noise coming from this device Berucci is a trademarks of A & S Global, Inc