New concept of the double-sealed flange made from suction-sealed materials makes spills a thing of the past. Momcozy S12 Pro hands-free breast pump is a small, discreet unit that sits entirely inside your bra. Upgraded 3 modes (stimulation, expression, mixed) that naturally mimic your little one's feeding, and 9 levels designed to provide more flexibility. The sleek smart display lets you keep track of the pumping time and battery level clearly and easily. Faster Charging - Get back to pumping in no time with its 1.5-hour quick full charging.