lectric tankless water heaters all have on-demand, continuous and unlimited supply of hot water when you need it. All models equipped with exclusive Electronic Temperature Control that ensures steady output temperature even with varying flow rate. Electronic switch activated for virtually silent operation. By operating only when needed tankless heaters eliminate constant water heating and reheating which saves energy and cost. They are also 99% efficient. Tankless design prevents Legionella bacteria growth and come with 7 year leakage and 3 year parts warranty.