Features: 【Wearable Breast Pump】The hands free electric breast pump can be wear under nursing bra(not included) well for more convenient pumping. Quick to assemble, easy to clean. No cord, no wardrobe changes and no fuss. 【3 Modes & 9 Suction Levels】The wearable breast pump has 2 modes(Massage Mode, Stimulation Mode, Suckling Mode), and each mode supports 9 adjustable suction levels. Breastfeeding moms can find a proper suction level easily for efficient pumping. 【Built-in Battery & Low Noise Working】Built in 1100mAh lithium battery, long working time and can be charged by the included USB cable quickly and conveniently. Low noise working, will not disturb your sleeping baby. 【Anti-Backflow & No Leakage】Adopts anti-backflow and seal system design, the wearable breast pump can prevent the breast milk from being contaminated and leakage. And with a storage cup that can collect max. 150ml breast milk. 【No Pain & Fits Well】150° wide angle flange is suitable for most breast size; made of soft silicone material, which will not cause pain and maintain a good seal. Compact and lightweight, can be put into backpack for convenient carry. Specifications: Color: Yellow/ Blue(Optional) Material: PP + Silicone Storage Capacity: 150ml Modes: 2 Suction Level: 9 Battery Capacity: 3.7V 1100mAh Charging Port: Type-C Charging Voltage: 5V 1A Packing List: 1 * Breast Pump 1 * Charging Cable