【3 Modes & 10 Suction Levels】 The electric breast pump has 3 modes(Massage Mode/ Stimulation Mode/ Sucking Mode), and each mode supports 10 adjustable suction levels. Mothers can choose the best pumping intensity of different modes. Strong suction can achieve high efficient suckling, express more milk in less time. 【Anti-Backflow & No Leakage】 Adopts anti-backflow design and a seal system, the electric breast pump can prevent the breast milk from being contaminated and leakage. With 2 milk bottles with 210ml capacity and 10pcs milk storage bags for convenient breastmilk storage. 【No Pain & Easy to Clean】 The flanges are made of soft silicone material, which will not cause pain and maintain a good seal. Each component can be flexibly assembled and disassembled. Except for the electrical parts, all other removable parts are dishwasher safe. 【Built-in Battery & Low Noise Working】 Built in 2600mAh rechargeable battery, long working time and can be charged by power bank, computer and power adapter using the included USB cable. The breast pump works at low noise and will not disturbing your sleeping baby. Specifications: Color: Pink ' White Material: PP ' Silicone Mode: 3, Massage Mode/ Stimulation Mode/ Sucking Mode Suction Level: 10 Silicone Cushion Size: 21mm/ 24mm Bottle Capacity: 210ml Battery Capacity: 3.7V 2600mAh Packing List: 1 * Pump Unit 2 * Milk Bottles with 24mm Flanges 2 * Milk Bottle Covers 2 * 21mm Flanges 2 * Tubes 1 * USB Charging Cable 10 * Milk Storage Bags