Breast Pump Kit Contents (1)Lansinoh Smartpump Double Electric Breast Pump Base Unit,(2) 5oz. Milk Storage Containers, (2) Breast Flange Bodies, (2) Collars, Diaphragms, and Sealing Discs, (2) 25mm ComfortFit Flanges, (4) White Valves, (2) Milk Storage Container Stands, (2) Storage Lids, (3) Silicone Connection Tubes, Smartpump Tubing Y Connector, Smartpump Pump Connector, AC Adaptor, Pump Adapter UNSPSC Code 42231901 The Lansinoh Smartpump connects LansinohÕs unique pump technology to your smartphone via Bluetooth using the free Lansinoh Baby app for tracking, reminders, and more Features three pumping styles and eight adjustable suction levels, allowing you to select the setting that works best for you A closed-system design reduces the number of parts cleaned and prevents bacteria and mold growth The Smartpump can be powered by the AC adaptor (included) or with 6AA batteries (not included) LCD screen with timer keeps track of feeding time