Elvie Pump is a silent wearable electric breast pump that can be connected to a free app for additional features. Small and lightweight; Elvie Pump is worn inside a standard nursing bra, making it truly hands-free. Elvie Pump is the world’s first silent breast pump. Revolutionary technology eliminates noise so that you can pump in peace - anytime, anywhere. Hassle-free, each pump has just five parts to clean and takes seconds to assemble. No cords, no wardrobe changes, no fuss.Use the free app to monitor milk volume in real time, track pumping history for each breast and control the pumps remotely. Product Includes: 2 Hubs (pump mechanism), 2 Bottles (150ml), 2 Storage Lids, 1 Breast Shield (24mm), 1 Breast Shield (28mm), 2 Valves, 2 Spouts, 2 Seals, 2 Bra Adjusters, 1 USB Charging Cable and 1 Carry Bag. This device is intended for a single user. Elvie Pump can be used with or without connecting to the app. The free Elvie Pump app is available for download from the Apple App Store and Google Play Store. Elvie Pump is compatible with iPhone 5S and later (iOS10+) and Android 6 and newer versions that support Bluetooth Smart / Bluetooth Low Energy (excluding Huawei phones).