Medela Swing Maxi New The new Medela Swing Maxi is a compact, easy-to-use double electric Feeding pump designed to fit seamlessly into your lifestyle and express more milk in less time, whenever and wherever you are. With a built-in rechargeable battery that lasts for up to six pumping sessions when fully charged and a cutting-edge USB type C adaptor for quick charging, you’ll never be without power. Swing Maxi also offers intuitive, and hassle-free pumping with Bluetooth technology that lets you connect to the Medela Family app for pump session tracking, virtual milk storage, and nine pre-programmed settings that you can choose and control with four easy-to-use buttons. With fewer parts cleaning your pump is a breeze. Medela's 2-Phase Expression technology mimics this natural sucking rhythm – fast to stimulate milk flow, then slower to provide optimal milk flow. More comfortable pumping with the PersonalFit Flex shield. Includes two sizes of shields in 21 mm and 24 mm sizes with 105-degree opening angle, soft rim, and oval shape that puts less pressure on your milk ducts than traditional shields for a more effective and comfortable pumping experience. More comfort for you, with up to 11.8% more milk for your baby – clinically proven.