Reeflo Snapper Aquarium Water Pump, 3600GPH Reeflo snapper aquarium water pump provide the ultimate in energy-efficient yet powerful pumps with this adjustable flow model With a tremendous maximum output of 3600-GPH with a max head of 12-feet Snapper can definitely manage more difficult pumping applications The adjustable flow regulator can actually be set at any level you want in that range for precisely Snapper only requires 98-watts of power an amazing energy value right around that of a standard light bulb