Wearable Breast Pump - Electric breast pump has 2 modes and 9 levels. Suggestion for mode selection: massage first and then pump, imitating the baby"s feeding mode and optimizing milk production. Ensuring that every mother produces more milk in less time, giving new mothers more choice and peace of mind.Intelligent upgrade design - LCD screen, clear at a glance. With memory function, 30 minutes timer shutdown, easy to operate. 1000mAh capacity battery, Type-C charging faster, can be used for about 80 minutes or 2-4 times after fully charged.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. The maximum absorption range: 280 - 300mmHg.LOW NOISE - Innovative pumping technology, the sound is less than 50 decibels when in use, will not disturb sleeping baby. The cordless hands-free breast pump allows mothers to use the breast pump anytime. Built-in bra adjusters help to fit your breast pump better.No Leaks - Silicone valve helps prevent milk from leaking. The capacity of the wearable breast pump is 180ml, and the scale is marked on the container. The recommended optimal expressing 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."