The rotor is made of special material, easily-started and low energy consumption. High quality ceramic shaft and shaft locator, durable and low noise. Completely sealed and water-proof motor, safe and reliable. High performance standard asynchronous motor with new design, and energy saving upto 50% than before. Water garden, circulate water in rockery, supply and discharge water in swimming pool. After drawing water, it just leaves 12mm level, which can be drained completely