Features: 【Invisible Wearable Breast Pump】The hands free breast pump can be wear under bra well for more convenient pumping. Mom can pump breast milk anywhere. 【4 Modes & 9 Suction Levels】The wearable breast pump has 4 working modes(Massage Mode/ Vibration & Suction Mode/ Soothing Mode/ Nipple Pulling Mode). And supports 9 adjustable suction levels in Massage/ Vibration & Suction modes, and 3 adjustable levels in Nipple Pulling mode, suitable for different moms. 【Anti-Backflow & No Leakage】With anti-backflow and a seal system, the wearable breast pump can prevent the breast milk from being contaminated and leakage. With a 150ml milk collector for convenient breastmilk storage. 【More Efficient】Made of PP+soft silicone material, which will maintain a good seal during usage. 160° wide angle, wrap and stimulate wider breast range to improve pumping efficient. 【Built-in Battery & Low Noise Working】Built in 1500mAh large capacity battery, can be charged by USB cable quickly. Specifications: Material: PP+Silicone Weight: 390g Size: 12x10.4x6.6cm/4.7x4.1x2.6in Milk Collector Capacity: 150ml Battery Capacity: 3.7V 1500mAh Package Includes: 1x Electric Breast Pump note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to difference between different monitors, the picture may not reflect the actual color of the item.