This unit is perfect for ponds 1/2 acre up to 1 acre in size Unit comes 115V. A 230V model can be special ordered. 7.4 amp draw at 115V Dual Propeller Model moves more water 36 minimum depth Unit comes with 100′ power cord. 50′, 100′, 150′ cords available 200′ cord also available with 230V motor Extremely energy efficient! 2 Year Warranty Optional float cage available to protect the aerator from floating debris For questions or concerns regarding this product, please contact our customer service department at 1-866-471-1614.