Double Pumping Efficiency: Allows for simultaneous pumping from both breasts, helping to express up to 18% more milk in less time compared to single pumping. 2-Phase Expression Technology: Mimics the natural sucking rhythm of a baby, with a stimulation phase followed by an expression phase, for optimal milk flow and extraction. PersonalFit Flex Breast Shield: Enhances comfort and facilitates better milk flow with its flexible design, providing 11% more milk compared to traditional breast shields. Two sizes are included to ensure a proper fit for your breasts. Improved Mobility: Features a built-in rechargeable battery, offering up to 6 pumping sessions on a single full charge. This allows for convenient pumping on-the-go without the need for a power outlet. Faster Charging: Equipped with a USB Type-C port for quicker charging compared to traditional micro-USB ports. User-Friendly Interface: The pump is easy to operate with a 4-button intuitive interface and 9 pre-programmed settings, allowing you to customize your pumping experience based on your preferences. Easy Assembly and Cleaning: Designed with minimal parts, making assembly and cleaning a breeze for busy moms. Quiet Operation: Significantly quieter than previous models, producing only 45 dB of noise at the Maximum Vacuum Level for discreet pumping sessions. The Medela Swing Maxi Double Electric Breast Pump is designed to support mothers in efficiently expressing breast milk while providing comfort and convenience. It's an essential tool for breastfeeding mothers who need flexibility and mobility without compromising on performance.