Wearable Breast Pump - Electric Breast Pump has 2 modes and 9 levels. Suggestions for mode selection: Massage first and then pump to imitate the baby's feeding pattern and optimize milk production. It ensures that each mother produces more milk in a shorter period of time, giving new mothers more choices and peace of mind. Intelligent upgraded design-LCD screen, clear at a glance. It has memory function, 30-minute scheduled shutdown, and is easy to operate. 1000mAh capacity battery, Type-C charging is faster, it can be used for about 80 minutes/2-4 times after full charge. FOOD-GRADE SILICONE - Momcozy electric breast pump accessories are made of soft food-grade silicone that is easy to remove and clean while maintaining a good seal for optimal suction. Maximum absorption range: 280 ~ 300mmHg. Low noise - Innovative breast-sucking technology, the sound is less than 50 decibels when used, so it will not disturb the sleeping baby. Cordless hands-free breast pumps allow mothers to use their breast pump at any time. Built-in bra adjusters help provide a better breast pump fit. No leaks - Silicone valve helps prevent milk from leaking. The capacity of the wearable breast pump is 180ml, and the container is marked with a scale. The recommended optimal expression volume is 120ml. Portable breast pumps extract every drop of breast milk. Measure correctly and choose the right flange size to help breast milk flow smoothly. The capacity of the wearable breast pump is 180ml, and the container is marked with a scale. The recommended optimal expression volume is 120ml. Portable breast pumps extract every drop of breast milk. Measure correctly and choose the right flange size to help breast milk flow smoothly. The capacity of the wearable breast pump is 180ml, and the container is marked with a scale. The recommended optimal expression volume is 120ml. Portable breast pumps extract every drop of breast milk. Measure correctly and choose the right flange size to help breast milk flow smoothly.