The Oxygenator™ Pro Live Well Flush Mount will retrofit most boat live wells from 10 to 20 gallons and silently operates off the existing boat battery. The Oxygenator™ manufactures 100% pure oxygen by splitting the hydrogen molecule from the oxygen molecule in water. This creates a super saturated oxygen environment, even in the warmest water. 3 Year warranty. Size 3 3/8" Dia. Volts 12 Amps 1