[Wearable& Hands] Integrated invisible breast pump, easy to wear, freeing your hands for playing with your lovely baby, reading, and more, giving you great efficient milk pumping experience.[3 Modes& 9 Levels of Suction Adjustable] With massage/ expression/ mixed modes for option, imitating the baby's feeding mode, making milk suction more smooth and comfortable; with simple buttons and large clear display screen, easy to adjust.[Overflow-Resistant and Backflow-Proof Structure] Scientific design helps to milk leakage, no milk wasting and contamination; made from high-quality ABS, PP, and silicone material, secure for use, easy to detach and clean.[Built-in Battery] Built-in 1100mAh large capacity battery, long working time up to after fully charged and USB charging provide more convenience for on the go; adopt innovative low-noise pumping technique, does not disturb a sleeping baby.[Easy for Carry] Portable compact size allows you to put it into a handbag, and light weight reduce carrying burden, mothers can pump at anytime and anywhere, convenient for work and travel.Specifications:Color: White/ Orange(optional)Quantity: 1pcs/ 2pcs(optional)Material: ABS, PP and silica gelVoltage: DC 5VPower: 5WBattery Capacity: 1100mAhMilk Collector Capacity: 150mlProduct Size: 15* 11.5* 7cm/5.9*4.5*2.7inchProduct Weight: 302g/ 10.6oz(Single One)Package List：2* Breast Pump2* Extra Duckbill Valve2* Dust-Proof Cover4* Leak-Proof Replacement2* USB Cable2* User Manual