Feature: 1. [Flexible to Use] Can be used as single or double breast pump, satisfying mothers\u0027 different needs, and the double breast pump mode will greatly improve milk pumping efficiency. 2. [3 Modes for Option] Lactation mode---stimulate breast to lactate quickly; milk sucking mode---imitate baby\u0027s sucking rhythm; massage mode---promote breast milk secretion. 3. [9 Levels of Suction Adjustable] You can always choose the most comfortable one; with overflow-proof and backflow-resistant structure, preventing milk from wasting and contamination. 4. [Display Screen] You can easily know the working mode, suction level, remaining battery power, and working time; the touch-control button is very sensitive, convenient for operation. 5. [High-Quality Material] Made from premium food grade ABS, PP and silica gel material, no chemical smell and BPA free, friendly to mothers\u0027 skin, secure to use, easy to clean, can be sterilized in boiling water or stream. [Built-in Battery \u0026 Convenient Charging] 1500mAh large capacity, has long working time after being fully charged, easy to get charged through power bank, AC adapter, laptop, etc. Specification: Features： [Flexible to Use] Can be used as single or double breast pump, satisfying mothers' different needs, and the double breast pump mode will greatly improve milk pumping efficiency. [3 Modes for Option] Lactation mode---stimulate breast to lactate quickly; milk sucking mode---imitate baby's sucking rhythm; massage mode---promote breast milk secretion. [9 Levels of Suction Adjustable] You can always choose the most comfortable one; with overflow-proof and backflow-resistant structure, preventing milk from wasting and contamination. [Display Screen] You can easily know the working mode, suction level, remaining battery power, and working time; the touch-control button is very sensitive, convenient for operation. [High-Quality Material] Made from premium food grade ABS, PP and silica gel material, no chemical smell and BPA free, friendly to mothers' skin, secure to use, easy to clean, can be sterilized in boiling water or stream. [Built-in Battery & Convenient Charging] 1500mAh large capacity, has long working time after being fully charged, easy to get charged through power bank, AC adapter, laptop, etc. Specifications： Color: Multicolor Material: ABS & PP & silica gel Input Voltage: 5V Power: 5W Noise Limit: ≤60dB(A) Working Temperature: 5℃~40℃ Working Humidity: 10%-90%RH Battery Capacity: 1500mAh Product Size: 9.5 * 9.5 * 4.2cm/ 3.7 * 3.7 * 1.6inch Product Weight: 214g/ 7.5oz Package List： 1 * Set of Electric Breast Pump 1 * Nipple Replacement 1 * Charging Cable Package List: 1 * Set of Electric Breast Pump 1 * Nipple Replacement 1 * Charging Cable