1、Wearable breast pump, small and lightweight to place inside your bra, more convenient to use. 2、No tubes, no cords, no dangling bottles. No more pumping schedule. Pump anywhere anytime as you want to. 3、All-in-one device. 3 modes (massage, express, mixed), each mode has 9 levels adjustable, choose the most comfortable level. 4、Ultra-silent technology which create an atmosphere of flow vibration and low noise brings comfort to both baby and mother. 5、Easy to assemble, and the components can be cleaned and disinfected in boiled water or steam except the motor. 6、Made with food-grade plastic and silicone. One-way flow, no reverse flow. Anti-reflux design, reduce pollution. 7、Built-in 1100mAh large capacity battery, suitable for working, travelling and more. Specifications: Material: Silicone + ABS + PP Type: Button Operate Quantity: 2 Sets Input: 5V 1A Mode: Massage, Express, Mixed Adjustable Level: 9 Levels Each Mode Battery Indicator: Green (31% to one hundred percent), Orange (11%-30%), Red (1%-10%) Built-in Battery: 1 * 3.7V 1100mAh Battery Cup Capacity: 240ml / 8oz Cup Diameter: 11.5cm / 4.5in Motor Size: 8 * 5 * 6cm / 3.1 * 2.0 * 2.4in Item Weight: 554g / 1.2lb Package Size: 17 * 15 * 11.5cm / 6.7 * 5.9 * 4.5in Package Weight: 750g / 1.7lb 2 * Pump Motor 2 * 240ml/8oz Cup 2 * Silicone Breastfeeding Cover 2 * Membrane 2 * Valve Base 4 * Duckbill Valve 2 * Dust Cover 2 * USB Cable (Type-C) 2 * Storage Bag 1 * User Manual (English)