Lansinoh's 2-in-1 Double Electric Breast Pump is the ultimate option for comfort, flexibility and efficiency when expressing breastmilk. The innovative design can be used as a single or double pump, powered by mains or batteries. The pump uses a closed system preventing breastmilk from entering the tubing, and LCD display for pumping in low light. The 2-in-1 Double Electric Breast Pump lets you switch between let down and expression phases mimicking baby's natural suction pattern, with 3 pumping styles for efficient and comfortable expressing.