Freestyle, Electric Breast Pump for Under-Bra Use Medela takes breast milk expression to a new level with the Freestyle™ Hands-Free Breast Pump. This compact pump features a rechargeable battery-powered motor. The research-based, anatomically shaped breast shields ensure a snug fit over most nursing bras, preventing localized compression and maximizing milk flow. They can be easily assembled in three simple steps for convenient cleaning. Thanks to the combination of 105° tilting breast shields and 2-Phase Expression® technology, the Medela Freestyle™ Hands-Free Breast Pump delivers a superior hands-free pumping experience. It also connects to the Medela Family™ app for automatic pumping control.