Features: 【Wearable Breast Pump】The hands free breast pump can be wear under nursing bra(not included) well for more convenient pumping. With LED screen to display the mode and suction level, easy for every novice mother to use. 【3 Modes & 9 Suction Levels】The wearable breast pump supports 3 modes(Massage Mode/ Stimulation Mode/ Sucking Mode), and each mode has 9 adjustable suction levels. Mothers can find a suitable 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. 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. The breast cup can store 150ml milk. 【No Pain & Fits Well】26mm 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: White/ Pink(optional) Material: PP + Silicone Flange Diameter: 26mm Storage Capacity: 150ml Modes: 3 Suction Level: 9 Power: 5W Battery Capacity: 3.7V 1100mAh Charging Voltage: DC 5V Charging Time: about 2H Battery Working Time: about 120min Packing List: 2 * Breast Pump 1 * Charging Cable