The Momcozy M9 Hands-free breast pump is uniquely designed with Momcozy’s latest technology, a 3rd generation motor for superior performance. This pump offers 2 professional modes, 3 regular modes and 15 pumping levels to choose from; you can personalize every pumping session all at your fingertips via the Momcozy app. The double-fit flanges offer a double-sealed flange that is comfortable and fits more snugly, minimizing any milk leakage. With the Momcozy app, you can keep track of your precious liquid gold volume by logging amounts of milk expressed during each pumping session.