LuvLap Electric Breast Pump is designed to mimic a baby's natural breastfeeding rhythm, making expression a pleasant experience for the mother. The soft silicone massage cushion along with 3 pumping stages of massage-stimulation-expression help to give a natural-like experience. Each mode has 9 intensity levels, and the Smart Memory function remembers the last used setting. The Pump also has a manual mode conversion handle in case you run out of power and need to pump manually.