Swing Flex Breast PumpSwing single electric breast pump The Swing breast pump is Medela's smallest and lightest 2 Phase pump. Set the Swing on a tabletop, attach it to your pocket or belt with the clip or hang it from the neck shoulder strap for the most convenient and comfortable position for you. At a glance Efficient and comfortable: a powerful little motor and a fitted breast shield Small, compact and light: fits into a handbag and can be battery operated Science and