Function: & 12304;Invisible Wearable Breast Pump& 12305;The hands free breast pump can be wear under nursing bra well for more convenient pumping. Moms can pump breast milk anytime anywhere, such as home, office, driving, etc. & 12304;3 Modes 9 Suction Levels& 12305;The wearable breast pump has 3 working modes(Sucking Mode/ Massage Mode/ Sucking + Massage Mixed Mode), and each mode has 9 adjustable suction levels. With LED screen to display mode and suction level, touch button control, simple to use. & 12304;No Pain More Efficient& 12305;Adopts soft silicone breast cover design, which will not cause pain and maintain a good seal during usage. Wide angle design, wrap and stimulate wider breast range to improve pumping efficient. & 12304;Built-in Battery Low Noise Working& 12305;Built in 1200mAh large capacity battery, long working time and can be charged by USB cable quickly. The sound of the wearable breast pump is 40-50dB during working, which will not disturb your sleeping baby. Specifications: Color: White Material: Silicone + ABS Working Mode: Sucking Mode/ Massage Mode/ Sucking + Massage Mixed Mode Suction Level: 9 levels Milk Collector Capacity: 150ml Breast Cover Diameter: 24mm Battery capacity: 3.7V 1200mAh Charging: 5V/1A USB Charging time: approximately 2 hours Working Time: about 3H Rated power: 2W Auto Power Off: 30min Working Temperature: 5& 8451; to 30& 8451; Storage Temperature: -20& 8451; to 60& 8451; Item Weight: 360g/ 12.7oz Packaging list: 1 * Breast Pump 1 * USB cable