Portable Wearable Electric Breast Pump with 4 Modes This wearable breast pump is very convenient and can pump anytime, anywhere, allowing you to enjoy the free time of breastfeeding. Features: Built-in 1100mAh large capacity rechargeable lithium battery and holding up to 180ml milk, the electric breast pump can be worn conveniently and used anytime anywhere. The nipple shield and container of the breast pump are made of food grade soft silicone material, which is not only skin-friendly to moms, but also ensures that the baby drinks safe milk. The electric breast pump has 4 working modes(lactation mode, suction mode, milk expression mode, variable frequency milk expression mode), and each mode has 12 levels of adjustable intensity. The LCD touchscreen display can display the working status of the breast pump, and the data can be viewed at a glance, which is more convenient for mothers to operate. The sound of the electric breast pump is only about 40dB during working, ultra quiet operation, and will not disturb a sleeping baby. Each component of the breast pump can be easily assembled and disassembled. Except for the main electrical part, all other parts are easy to wash and clean. Compact and lightweight, the breast pump can be used directly in a nursing bra and carried around in a backpack conveniently. Specifications: Material: PP, Silicone Capacity: 180ML Charging Voltage: DC5V 1A Rated Power: 3W Charging Time: 3 hours Working Time: 2 hours Working Temperature: 5 to 30 Degrees Celsius Storage Temperature: Minus 20 to 60 Degrees Celsius Operating/Storage Humidity: 15 to 90 Percent Operating/Storage Pressure: 90-106Kpa Runtime Sound: 40dB Battery Specifications: 1 x 1100mAh