Lightweight, Portable: The Medela Harmony manual breast pump is great for busy moms, serving as a convenient alternative to an electric pump or for occasional use if you typically breastfeed your baby Discreet and Quiet: This breast pump is small enough to fit into a handbag, without the need for batteries or cables, so that moms can pump confidently anytime, anywhere Comfortable Fit: The oval-shaped Medela PersonalFit Flex shield has a soft, smooth, flexible rim that can be rotated 360 degrees, allowing you to easily adjust its position to the shape of your breast 2-Phase Expression Technology: Medela's innovative technology replicates the body’s natural rhythms, delivering a comfortable and intuitive pumping experience Includes: (1) Medela Harmony pump with handle; (1) diaphragm set (stem & O-ring); (1) connector & valve; (2) membranes; (1) Flex shield (M); (1) 150 ml bottle with lid; (1) stand; (1) instruction manuals