Pump In Style with MaxFlow Breast Pump11. 8% more milk in less time. With the Pump In Style double electric breast pump, you get hospital performance technology packed into a small compact pump, with an accessory battery pack included so you can pump anywhere. Easy to use and includes everything you need to pump. That's the power of the Medela Pump In Style with MaxFlow. Only compatible with PersonalFit Flex Connectors, do not use PersonalFit Connectors as use of other connectors can